{"url":"http://public2.vulnerablecode.io/api/packages/130774?format=json","purl":"pkg:gem/actionpack@5.3","type":"gem","namespace":"","name":"actionpack","version":"5.3","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"8.1.2.1","latest_non_vulnerable_version":"8.1.2.1","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/16106?format=json","vulnerability_id":"VCID-63gy-6njy-kbd8","summary":"ReDoS based DoS vulnerability in Action Dispatch\nThere is a possible regular expression based DoS vulnerability in Action Dispatch. Specially crafted cookies, in combination with a specially crafted `X_FORWARDED_HOST` header can cause the regular expression engine to enter a state of catastrophic backtracking. This can cause the process to use large amounts of CPU and memory, leading to a possible DoS vulnerability All users running an affected release should either upgrade or use one of the workarounds 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"},{"vulnerability":"VCID-hppf-a715-r7b2"},{"vulnerability":"VCID-p22r-u1dd-b7b3"},{"vulnerability":"VCID-pd5s-1xsg-f7a5"},{"vulnerability":"VCID-sfyc-jewr-wuf5"},{"vulnerability":"VCID-sgdb-985e-4uej"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/actionpack@7.0.4.1"}],"aliases":["CVE-2023-22792","GHSA-p84v-45xj-wwqj","GMS-2023-58"],"risk_score":3.4,"exploitability":"0.5","weighted_severity":"6.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-63gy-6njy-kbd8"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/47751?format=json","vulnerability_id":"VCID-gjey-bqtd-kqa1","summary":"Action Pack contains Information Disclosure / Unintended Method Execution vulnerability\nImpact\n------\nThere is a possible information disclosure / unintended method execution vulnerability in Action Pack when using the `redirect_to` or `polymorphic_url` helper with untrusted user input.\n\nVulnerable code will look like this.\n\n```\nredirect_to(params[:some_param])\n```\n\nAll users running an affected release should either upgrade or use one of the workarounds immediately.\n\nReleases\n--------\nThe FIXED releases are available at the normal locations.\n\nWorkarounds\n-----------\nTo work around this problem, it is recommended to use an allow list for valid parameters passed from the user.  For example,\n\n```ruby\nprivate def check(param)\n  case param\n  when \"valid\"\n    param\n  else\n    \"/\"\n  end\nend\n\ndef index\n  redirect_to(check(params[:some_param]))\nend\n```\n\nOr force the user input to be cast to a string like this,\n\n```ruby\ndef index\n  redirect_to(params[:some_param].to_s)\nend\n```\n\nPatches\n-------\nTo aid users who aren't able to upgrade immediately we have provided patches for the two supported release series. They are in git-am format and consist of a single changeset.\n\n* 5-2-information-disclosure.patch - Patch for 5.2 series\n* 6-0-information-disclosure.patch - Patch for 6.0 series\n* 6-1-information-disclosure.patch - Patch for 6.1 series\n\nPlease note that only the 5.2, 6.0, and 6.1 series are supported at present. Users of earlier unsupported releases are advised to upgrade as soon as possible as we cannot guarantee the continued availability of security fixes for unsupported releases.\n\nCredits\n-------\n\nThanks to Benoit Côté-Jodoin from Shopify for reporting this.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22885.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22885.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-22885","reference_id":"","reference_type":"","scores":[{"value":"0.01264","scoring_system":"epss","scoring_elements":"0.79631","published_at":"2026-05-14T12:55:00Z"},{"value":"0.01264","scoring_system":"epss","scoring_elements":"0.79594","published_at":"2026-05-12T12:55:00Z"},{"value":"0.01264","scoring_system":"epss","scoring_elements":"0.79582","published_at":"2026-05-11T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86746","published_at":"2026-04-02T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86736","published_at":"2026-04-01T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86765","published_at":"2026-04-04T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86763","published_at":"2026-04-07T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86783","published_at":"2026-04-08T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86791","published_at":"2026-04-09T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86805","published_at":"2026-04-11T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86802","published_at":"2026-04-12T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86797","published_at":"2026-04-13T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86812","published_at":"2026-04-16T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86817","published_at":"2026-04-18T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86815","published_at":"2026-04-21T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86831","published_at":"2026-04-24T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86838","published_at":"2026-04-26T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86837","published_at":"2026-04-29T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86861","published_at":"2026-05-05T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.8688","published_at":"2026-05-07T12:55:00Z"},{"value":"0.03096","scoring_system":"epss","scoring_elements":"0.86898","published_at":"2026-05-09T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-22885"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22880","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22880"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22885","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22885"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22904","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22904"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2021-22885.yml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2021-22885.yml"},{"reference_url":"https://groups.google.com/g/rubyonrails-security/c/NiQl-48cXYI","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":""},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://groups.google.com/g/rubyonrails-security/c/NiQl-48cXYI"},{"reference_url":"https://hackerone.com/reports/1106652","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://hackerone.com/reports/1106652"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22885","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22885"},{"reference_url":"https://security.netapp.com/advisory/ntap-20210805-0009","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20210805-0009"},{"reference_url":"https://security.netapp.com/advisory/ntap-20210805-0009/","reference_id":"","reference_type":"","scores":[],"url":"https://security.netapp.com/advisory/ntap-20210805-0009/"},{"reference_url":"https://www.debian.org/security/2021/dsa-4929","reference_id":"","reference_type":"","scores":[],"url":"https://www.debian.org/security/2021/dsa-4929"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1957441","reference_id":"1957441","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1957441"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988214","reference_id":"988214","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988214"},{"reference_url":"https://security.archlinux.org/AVG-1920","reference_id":"AVG-1920","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1920"},{"reference_url":"https://security.archlinux.org/AVG-1921","reference_id":"AVG-1921","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1921"},{"reference_url":"https://security.archlinux.org/AVG-2090","reference_id":"AVG-2090","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2090"},{"reference_url":"https://security.archlinux.org/AVG-2223","reference_id":"AVG-2223","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2223"},{"reference_url":"https://github.com/advisories/GHSA-hjg4-8q5f-x6fm","reference_id":"GHSA-hjg4-8q5f-x6fm","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-hjg4-8q5f-x6fm"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4702","reference_id":"RHSA-2021:4702","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4702"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/77104?format=json","purl":"pkg:gem/actionpack@6.0.3.7","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-1bxs-yghe-cyck"},{"vulnerability":"VCID-1x8k-t8mr-3fgp"},{"vulnerability":"VCID-63gy-6njy-kbd8"},{"vulnerability":"VCID-ce39-j83r-6ug9"},{"vulnerability":"VCID-dd9p-x7k3-37ea"},{"vulnerability":"VCID-ehbj-aezy-d7h4"},{"vulnerability":"VCID-g3rk-djae-pkeh"},{"vulnerability":"VCID-hppf-a715-r7b2"},{"vulnerability":"VCID-jwun-grgg-2uet"},{"vulnerability":"VCID-msda-xqbp-qfdd"},{"vulnerability":"VCID-p5mc-r1rg-5ff7"},{"vulnerability":"VCID-pd5s-1xsg-f7a5"},{"vulnerability":"VCID-sfyc-jewr-wuf5"},{"vulnerability":"VCID-sgdb-985e-4uej"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/actionpack@6.0.3.7"},{"url":"http://public2.vulnerablecode.io/api/packages/136958?format=json","purl":"pkg:gem/actionpack@6.1.3.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-1bxs-yghe-cyck"},{"vulnerability":"VCID-1x8k-t8mr-3fgp"},{"vulnerability":"VCID-63gy-6njy-kbd8"},{"vulnerability":"VCID-ce39-j83r-6ug9"},{"vulnerability":"VCID-dd9p-x7k3-37ea"},{"vulnerability":"VCID-ehbj-aezy-d7h4"},{"vulnerability":"VCID-g3rk-djae-pkeh"},{"vulnerability":"VCID-gjey-bqtd-kqa1"},{"vulnerability":"VCID-hppf-a715-r7b2"},{"vulnerability":"VCID-jwun-grgg-2uet"},{"vulnerability":"VCID-msda-xqbp-qfdd"},{"vulnerability":"VCID-p22r-u1dd-b7b3"},{"vulnerability":"VCID-p5mc-r1rg-5ff7"},{"vulnerability":"VCID-pd5s-1xsg-f7a5"},{"vulnerability":"VCID-sfyc-jewr-wuf5"},{"vulnerability":"VCID-sgdb-985e-4uej"},{"vulnerability":"VCID-wg3a-j2dp-ayh4"},{"vulnerability":"VCID-wyy6-h8bq-vyde"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/actionpack@6.1.3.1"},{"url":"http://public2.vulnerablecode.io/api/packages/77105?format=json","purl":"pkg:gem/actionpack@6.1.3.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-1bxs-yghe-cyck"},{"vulnerability":"VCID-1x8k-t8mr-3fgp"},{"vulnerability":"VCID-63gy-6njy-kbd8"},{"vulnerability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based DoS vulnerability in Action Dispatch\nThere is a possible regular expression based DoS vulnerability in Action Dispatch related to the If-None-Match header. This vulnerability has been assigned the CVE identifier CVE-2023-22795. A specially crafted HTTP `If-None-Match` header can cause the regular expression engine to enter a state of catastrophic backtracking, when on a version of Ruby below 3.2.0. This can cause the process to use large amounts of CPU and memory, leading to a possible DoS vulnerability All users running an affected release should either upgrade or use one of the workarounds immediately.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-22795.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-22795.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-22795","reference_id":"","reference_type":"","scores":[{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.7994","published_at":"2026-05-14T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79902","published_at":"2026-05-12T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79885","published_at":"2026-05-11T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79889","published_at":"2026-05-09T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79782","published_at":"2026-04-21T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79848","published_at":"2026-05-05T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79834","published_at":"2026-04-29T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79819","published_at":"2026-04-26T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79812","published_at":"2026-04-24T12:55:00Z"},{"value":"0.01304","scoring_system":"epss","scoring_elements":"0.79873","published_at":"2026-05-07T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81267","published_at":"2026-04-09T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.8121","published_at":"2026-04-02T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81234","published_at":"2026-04-07T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81262","published_at":"2026-04-08T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81288","published_at":"2026-04-11T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81274","published_at":"2026-04-12T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81266","published_at":"2026-04-13T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81303","published_at":"2026-04-16T12:55:00Z"},{"value":"0.01523","scoring_system":"epss","scoring_elements":"0.81305","published_at":"2026-04-18T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-22795"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22942","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22942"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44528","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44528"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21831","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21831"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22577","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22577"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23633","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23633"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27777","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27777"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22792","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22792"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22794","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22794"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22795","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22795"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22796","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22796"},{"reference_url":"https://discuss.rubyonrails.org/t/cve-2023-22795-possible-redos-based-dos-vulnerability-in-action-dispatch/82118","reference_id":"","reference_type":"","scores":[{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://discuss.rubyonrails.org/t/cve-2023-22795-possible-redos-ba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ttp://public2.vulnerablecode.io/packages/pkg:gem/actionpack@7.0.4.1"}],"aliases":["CVE-2023-22795","GHSA-8xww-x3g3-6jcv","GMS-2023-56"],"risk_score":3.4,"exploitability":"0.5","weighted_severity":"6.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-hppf-a715-r7b2"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/47410?format=json","vulnerability_id":"VCID-wg3a-j2dp-ayh4","summary":"Possible DoS Vulnerability in Action Controller Token Authentication\nThere is a possible DoS vulnerability in the Token Authentication logic in Action Controller.\n\nVersions Affected:  >= 4.0.0\nNot affected:       < 4.0.0\nFixed Versions:     6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6\n\nImpact\n------\nImpacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication.  Impacted code will look something like this:\n\n```\nclass PostsController < ApplicationController\n  before_action :authenticate\n\n  private\n\n  def authenticate\n    authenticate_or_request_with_http_token do |token, options|\n      # ...\n    end\n  end\nend\n```\n\nAll users running an affected release should either upgrade or use one of the workarounds immediately.\n\nReleases\n--------\nThe fixed releases are available at the normal locations.\n\nWorkarounds\n-----------\nThe following monkey patch placed in an initializer can be used to work around the issue:\n\n```ruby\nmodule ActionController::HttpAuthentication::Token\n  AUTHN_PAIR_DELIMITERS = /(?:,|;|\\t)/\nend\n```\n\nPatches\n-------\nTo aid users who aren't able to upgrade immediately we have provided patches for the two supported release series. They are in git-am format and consist of a single changeset.\n\n* 5-2-http-authentication-dos.patch - Patch for 5.2 series\n* 6-0-http-authentication-dos.patch - Patch for 6.0 series\n* 6-1-http-authentication-dos.patch - Patch for 6.1 series\n\nPlease note that only the 6.1.Z, 6.0.Z, and 5.2.Z series are supported at present. Users of earlier unsupported releases are advised to upgrade as soon as possible as we cannot guarantee the continued availability of security fixes for unsupported releases.\n\nCredits\n-------\nThank you to https://hackerone.com/wonda_tea_coffee for reporting this 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