{"url":"http://public2.vulnerablecode.io/api/packages/55988?format=json","purl":"pkg:maven/org.apache.cassandra/cassandra-all@3.11.1","type":"maven","namespace":"org.apache.cassandra","name":"cassandra-all","version":"3.11.1","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"3.11.12","latest_non_vulnerable_version":"5.0.7","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/42385?format=json","vulnerability_id":"VCID-p871-2mvt-6kg4","summary":"Improper Control of Generation of Code ('Code Injection')\nWhen running Apache Cassandra with the following configuration: enable_user_defined_functions: true enable_scripted_user_defined_functions: true enable_user_defined_functions_threads: false it is possible for an attacker to execute arbitrary code on the host. The attacker would need to have enough permissions to create user defined functions in the cluster to be able to exploit this. Note that this configuration is documented as unsafe, and will continue to be considered unsafe after this CVE.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-44521.json","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-44521.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-44521","reference_id":"","reference_type":"","scores":[{"value":"0.91007","scoring_system":"epss","scoring_elements":"0.99653","published_at":"2026-06-09T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-44521"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/cassandra","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/cassandra"},{"reference_url":"https://issues.apache.org/jira/browse/CASSANDRA-17352","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://issues.apache.org/jira/browse/CASSANDRA-17352"},{"reference_url":"https://jfrog.com/blog/cve-2021-44521-exploiting-apache-cassandra-user-defined-functions-for-remote-code-execution","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://jfrog.com/blog/cve-2021-44521-exploiting-apache-cassandra-user-defined-functions-for-remote-code-execution"},{"reference_url":"https://lists.apache.org/thread/y4nb9s4co34j8hdfmrshyl09lokm7356","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread/y4nb9s4co34j8hdfmrshyl09lokm7356"},{"reference_url":"https://security.netapp.com/advisory/ntap-20220225-0001","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20220225-0001"},{"reference_url":"https://security.netapp.com/advisory/ntap-20220225-0001/","reference_id":"","reference_type":"","scores":[],"url":"https://security.netapp.com/advisory/ntap-20220225-0001/"},{"reference_url":"http://www.openwall.com/lists/oss-security/2022/02/11/4","reference_id":"","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://www.openwall.com/lists/oss-security/2022/02/11/4"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2053774","reference_id":"2053774","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2053774"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44521","reference_id":"CVE-2021-44521","reference_type":"","scores":[{"value":"9.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44521"},{"reference_url":"https://jfrog.com/blog/cve-2021-44521-exploiting-apache-cassandra-user-defined-functions-for-remote-code-execution/","reference_id":"CVE-2021-44521-EXPLOITING-APACHE-CASSANDRA-USER-DEFINED-FUNCTIONS-FOR-REMOTE-CODE-EXECUTION","reference_type":"","scores":[],"url":"https://jfrog.com/blog/cve-2021-44521-exploiting-apache-cassandra-user-defined-functions-for-remote-code-execution/"},{"reference_url":"https://github.com/advisories/GHSA-8ffc-79xg-29w8","reference_id":"GHSA-8ffc-79xg-29w8","reference_type":"","scores":[{"value":"CRITICAL","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-8ffc-79xg-29w8"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/60622?format=json","purl":"pkg:maven/org.apache.cassandra/cassandra-all@3.11.12","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vul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of Resource to Wrong Sphere\nIn Apache Cassandra, it is possible for a local attacker without access to the Apache Cassandra process or configuration files to manipulate the RMI registry to perform a man-in-the-middle attack and capture user names and passwords used to access the JMX interface. The attacker can then use these credentials to access the JMX interface and perform unauthorised operations. Users should also be aware of CVE-2019-2684, a JRE vulnerability that enables this issue to be exploited remotely.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-13946.json","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-13946.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-13946","reference_id":"","reference_type":"","scores":[{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52477","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52435","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52495","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52503","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52484","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00287","scoring_system":"epss","scoring_elements":"0.52456","published_at":"2026-06-08T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-13946"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/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://lists.apache.org/thread.html/r1fd117082b992e7d43c1286e966c285f98aa362e685695d999ff42f7@%3Cuser.cassandra.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/r1fd117082b992e7d43c1286e966c285f98aa362e685695d999ff42f7@%3Cuser.cassandra.apache.org%3E"},{"reference_url":"https://lists.apache.org/thread.html/r718e01f61b35409a4f7a3ccbc1cb5136a1558a9f9c2cb8d4ca9be1ce@%3Cuser.cassandra.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/r718e01f61b35409a4f7a3ccbc1cb5136a1558a9f9c2cb8d4ca9be1ce@%3Cuser.cassandra.apache.org%3E"},{"reference_url":"https://lists.apache.org/thread.html/rab8d90d28f944d84e4d7852f355a25c89451ae02c2decc4d355a9cfc@%3Cuser.cassandra.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/rab8d90d28f944d84e4d7852f355a25c89451ae02c2decc4d355a9cfc@%3Cuser.cassandra.apache.org%3E"},{"reference_url":"https://lists.apache.org/thread.html/rcd7544b24d8fc32b7950ec4c117052410b661babaa857fb1fc641152%40%3Cuser.cassandra.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/rcd7544b24d8fc32b7950ec4c117052410b661babaa857fb1fc641152%40%3Cuser.cassandra.apache.org%3E"},{"reference_url":"https://security.netapp.com/advisory/ntap-20210521-0005","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20210521-0005"},{"reference_url":"https://security.netapp.com/advisory/ntap-20210521-0005/","reference_id":"","reference_type":"","scores":[],"url":"https://security.netapp.com/advisory/ntap-20210521-0005/"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1875830","reference_id":"1875830","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1875830"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13946","reference_id":"CVE-2020-13946","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13946"},{"reference_url":"https://github.com/advisories/GHSA-24ww-mc5x-xc43","reference_id":"GHSA-24ww-mc5x-xc43","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-24ww-mc5x-xc43"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0811","reference_id":"RHSA-2021:0811","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0811"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/78007?format=json","purl":"pkg:maven/org.apache.cassandra/cassandra-all@3.11.8","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-p871-2mvt-6kg4"},{"vulnerability":"VCID-pegc-kvnz-m7b5"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.cassandra/cassandra-all@3.11.8"},{"url":"http://public2.vulnerablecode.io/api/packages/142568?format=json","purl":"pkg:maven/org.apache.cassandra/cassandra-all@4.0-beta2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-nm1w-nh18-a3f4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.cassandra/cassandra-all@4.0-beta2"},{"url":"http://public2.vulnerablecode.io/api/packages/264657?format=json","purl":"pkg:maven/org.apache.cassandra/cassandra-all@4.0.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-9255-jdmq-q3ge"},{"vulnerability":"VCID-e1dm-7a5s-y3c9"},{"vulnerability":"VCID-kp2h-v585-9kc2"},{"vulnerability":"VCID-nm1w-nh18-a3f4"},{"vulnerability":"VCID-p871-2mvt-6kg4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.cassandra/cassandra-all@4.0.1"}],"aliases":["CVE-2020-13946","GHSA-24ww-mc5x-xc43"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-p9uv-x9xt-z3g7"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/54027?format=json","vulnerability_id":"VCID-pegc-kvnz-m7b5","summary":"Authentication Bypass by Spoofing\nWhen using 'dc' or 'rack' internode_encryption setting, allows both encrypted and unencrypted internode connections. A misconfigured node or a malicious user can use the unencrypted connection despite not being in the same rack or dc, and bypass mutual TLS 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