Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/66628?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/66628?format=api", "vulnerability_id": "VCID-92ms-9s91-1ff3", "summary": "Relative Path Traversal, Improper Isolation or Compartmentalization vulnerability in erlang otp erlang/otp (tftp_file modules), erlang otp inets (tftp_file modules), erlang otp tftp (tftp_file modules) allows Relative Path Traversal. This vulnerability is associated with program files lib/tftp/src/tftp_file.erl, src/tftp_file.erl. This issue affects otp: from 17.0, from 07b8f441ca711f9812fad9e9115bab3c3aa92f79; otp: from 5.10 before 7.0; otp: from 1.0.", "aliases": [ { "alias": "CVE-2026-21620" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/93543?format=api", "purl": "pkg:deb/debian/erlang@1:23.2.6%2Bdfsg-1%2Bdeb11u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2uh8-nhph-gfb6" }, { "vulnerability": "VCID-883b-48uw-6yag" }, { "vulnerability": "VCID-b3hg-mjga-nbg1" }, { "vulnerability": "VCID-dazh-ypb5-akfp" }, { "vulnerability": "VCID-dccw-cx8r-r7a1" }, { "vulnerability": "VCID-ryy7-f45d-yyhv" }, { "vulnerability": "VCID-wsby-unw4-zqe7" }, { "vulnerability": "VCID-yyfx-f783-fqgk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:23.2.6%252Bdfsg-1%252Bdeb11u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/93570?format=api", "purl": "pkg:deb/debian/erlang@1:23.2.6%2Bdfsg-1%2Bdeb11u4?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:23.2.6%252Bdfsg-1%252Bdeb11u4%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/93541?format=api", "purl": "pkg:deb/debian/erlang@1:25.2.3%2Bdfsg-1%2Bdeb12u4?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2uh8-nhph-gfb6" }, { "vulnerability": "VCID-883b-48uw-6yag" }, { "vulnerability": "VCID-b3hg-mjga-nbg1" }, { "vulnerability": "VCID-dazh-ypb5-akfp" }, { "vulnerability": "VCID-ryy7-f45d-yyhv" }, { "vulnerability": "VCID-wsby-unw4-zqe7" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:25.2.3%252Bdfsg-1%252Bdeb12u4%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/93545?format=api", "purl": "pkg:deb/debian/erlang@1:27.3.4.1%2Bdfsg-1%2Bdeb13u2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2uh8-nhph-gfb6" }, { "vulnerability": "VCID-883b-48uw-6yag" }, { "vulnerability": "VCID-aqqx-g7d3-1yfy" }, { "vulnerability": "VCID-dazh-ypb5-akfp" }, { "vulnerability": "VCID-n6dc-39d1-83cr" }, { "vulnerability": "VCID-ryy7-f45d-yyhv" }, { "vulnerability": "VCID-wsby-unw4-zqe7" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.1%252Bdfsg-1%252Bdeb13u2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/93571?format=api", "purl": "pkg:deb/debian/erlang@1:27.3.4.8%2Bdfsg-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.8%252Bdfsg-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/93544?format=api", "purl": "pkg:deb/debian/erlang@1:27.3.4.12%2Bdfsg-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.12%252Bdfsg-1%3Fdistro=trixie" } ], "affected_packages": [], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-21620.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.2", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-21620.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-21620", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00039", "scoring_system": "epss", "scoring_elements": "0.12151", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-21620" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-21620", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-21620" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/erlang/otp/pull/10706", "reference_id": "10706", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://github.com/erlang/otp/pull/10706" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1128651", "reference_id": "1128651", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1128651" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2441326", "reference_id": "2441326", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2441326" }, { "reference_url": "https://github.com/erlang/otp/commit/3970738f687325138eb75f798054fa8960ac354e", "reference_id": "3970738f687325138eb75f798054fa8960ac354e", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://github.com/erlang/otp/commit/3970738f687325138eb75f798054fa8960ac354e" }, { "reference_url": "https://github.com/erlang/otp/commit/655fb95725ba2fb811740b57e106873833824344", "reference_id": "655fb95725ba2fb811740b57e106873833824344", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://github.com/erlang/otp/commit/655fb95725ba2fb811740b57e106873833824344" }, { "reference_url": "https://github.com/erlang/otp/commit/696fdec922661d4a3cc528fc34bc24fae8d4ad8a", "reference_id": "696fdec922661d4a3cc528fc34bc24fae8d4ad8a", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://github.com/erlang/otp/commit/696fdec922661d4a3cc528fc34bc24fae8d4ad8a" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*" }, { "reference_url": "https://cna.erlef.org/cves/CVE-2026-21620.html", "reference_id": "CVE-2026-21620.html", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://cna.erlef.org/cves/CVE-2026-21620.html" }, { "reference_url": "https://osv.dev/vulnerability/EEF-CVE-2026-21620", "reference_id": "EEF-CVE-2026-21620", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://osv.dev/vulnerability/EEF-CVE-2026-21620" }, { "reference_url": "https://github.com/erlang/otp/security/advisories/GHSA-hmrc-prh3-rpvp", "reference_id": "GHSA-hmrc-prh3-rpvp", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://github.com/erlang/otp/security/advisories/GHSA-hmrc-prh3-rpvp" }, { "reference_url": "https://www.erlang.org/doc/system/versions.html#order-of-versions", "reference_id": "versions.html#order-of-versions", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-20T13:36:03Z/" } ], "url": "https://www.erlang.org/doc/system/versions.html#order-of-versions" } ], "weaknesses": [ { "cwe_id": 22, "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "description": "The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory." }, { "cwe_id": 23, "name": "Relative Path Traversal", "description": "The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as .. that can resolve to a location that is outside of that directory." } ], "exploits": [], "severity_range_score": "2.3 - 8.1", "exploitability": null, "weighted_severity": null, "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-92ms-9s91-1ff3" }