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Package details: pkg:maven/org.apache.tomcat.embed/tomcat-embed-websocket@10.0.2
purl pkg:maven/org.apache.tomcat.embed/tomcat-embed-websocket@10.0.2
Next non-vulnerable version 10.0.20
Latest non-vulnerable version 11.0.1
Risk 4.0
Vulnerabilities affecting this package (1)
Vulnerability Summary Fixed by
VCID-j8tk-s915-pbfy
Aliases:
CVE-2021-43980
GHSA-jx7c-7mj5-9438
The simplified implementation of blocking reads and writes introduced in Tomcat 10 and back-ported to Tomcat 9.0.47 onwards exposed a long standing (but extremely hard to trigger) concurrency bug in Apache Tomcat 10.1.0 to 10.1.0-M12, 10.0.0-M1 to 10.0.18, 9.0.0-M1 to 9.0.60 and 8.5.0 to 8.5.77 that could cause client connections to share an Http11Processor instance resulting in responses, or part responses, to be received by the wrong client.
10.0.20
Affected by 0 other vulnerabilities.
10.1.1
Affected by 2 other vulnerabilities.
Vulnerabilities fixed by this package (1)
Vulnerability Summary Aliases
VCID-nvbx-q971-skgm The payload length in a WebSocket frame was not correctly validated in Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1 to 9.0.36, 8.5.0 to 8.5.56 and 7.0.27 to 7.0.104. Invalid payload lengths could trigger an infinite loop. Multiple requests with invalid payload lengths could lead to a denial of service. CVE-2020-13935
GHSA-m7jv-hq7h-mq7c

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-16T22:11:30.190339+00:00 GitLab Importer Affected by VCID-j8tk-s915-pbfy https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2021-43980.yml 38.4.0
2026-04-16T21:05:27.491356+00:00 GitLab Importer Fixing VCID-nvbx-q971-skgm https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2020-13935.yml 38.4.0
2026-04-11T23:28:15.981338+00:00 GitLab Importer Affected by VCID-j8tk-s915-pbfy https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2021-43980.yml 38.3.0
2026-04-11T22:16:56.027965+00:00 GitLab Importer Fixing VCID-nvbx-q971-skgm https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2020-13935.yml 38.3.0
2026-04-02T23:34:03.913469+00:00 GitLab Importer Affected by VCID-j8tk-s915-pbfy https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2021-43980.yml 38.1.0
2026-04-02T22:29:03.864990+00:00 GitLab Importer Fixing VCID-nvbx-q971-skgm https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2020-13935.yml 38.1.0
2026-04-01T17:56:01.414837+00:00 GitLab Importer Affected by VCID-j8tk-s915-pbfy https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2021-43980.yml 38.0.0
2026-04-01T16:47:05.467752+00:00 GitLab Importer Fixing VCID-nvbx-q971-skgm https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.apache.tomcat.embed/tomcat-embed-websocket/CVE-2020-13935.yml 38.0.0