{
  "cveId": "CVE-2021-26117",
  "url": "https://patchblox.com/security/cve/CVE-2021-26117",
  "summary": "CVE-2021-26117 is fixed in 2 products on 1 platform, first by activemq 5.15.8-2~18.04.1~esm1, released November 28, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "activemq: The optional ActiveMQ LDAP login module can be configured to use anonymous access to the LDAP server",
  "description": "The optional ActiveMQ LDAP login module can be configured to use anonymous access to the LDAP server. In this case, for Apache ActiveMQ Artemis prior to version 2.16.0 and Apache ActiveMQ prior to versions 5.16.1 and 5.15.14, the anonymous context is used to verify a valid users password in error, resulting in no check on the password.",
  "published": "2021-01-27T11:15:00Z",
  "severity": "Medium",
  "epss": 0.1133,
  "epssPercentile": 0.9601,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "activemq",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.15.8-2~18.04.1~esm1",
      "fix": "activemq 5.15.8-2~18.04.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-activemq-5.15.8-2-18.04.1-esm1",
      "released": "2023-11-28T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "activemq",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "5.15.11-1ubuntu0.1~esm1",
      "fix": "activemq 5.15.11-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-activemq-5.15.11-1ubuntu0.1-esm1",
      "released": "2023-11-28T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libactivemq-java",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.15.8-2~18.04.1~esm1",
      "fix": "libactivemq-java 5.15.8-2~18.04.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libactivemq-java-5.15.8-2-18.04.1-esm1",
      "released": "2023-11-28T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libactivemq-java",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "5.15.11-1ubuntu0.1~esm1",
      "fix": "libactivemq-java 5.15.11-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libactivemq-java-5.15.11-1ubuntu0.1-esm1",
      "released": "2023-11-28T08:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}