{
  "cveId": "CVE-2025-47947",
  "url": "https://patchblox.com/security/cve/CVE-2025-47947",
  "summary": "CVE-2025-47947 is fixed in 8 products on 1 platform, first by DEBIAN-CVE-2025-47947, released May 21, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libapache2-mod-security2: ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx",
  "description": "ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Versions up to and including 2.9.8 are vulnerable to denial of service in one special case (in stable released versions): when the payload\u0027s content type is \u0060application/json\u0060, and there is at least one rule which does a \u0060sanitiseMatchedBytes\u0060 action. A patch is available at pull request 3389 and expected to be part of version 2.9.9. No known workarounds are available.",
  "published": "2025-05-21T15:15:00Z",
  "severity": "Medium",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00599,
  "epssPercentile": 0.48949,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "apache2-mod_security2",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "2.9.4-150400.3.9.1",
      "fix": "SUSE-SU-2025:02028-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-02028-1",
      "released": "2025-06-19T15:16:46Z"
    },
    {
      "platform": "linux",
      "product": "apache2-mod_security2",
      "release": "sles 15.6",
      "fixedVersion": "2.9.4-150400.3.9.1",
      "fix": "SUSE-SU-2025:02028-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-02028-1",
      "released": "2025-06-19T15:16:46Z"
    },
    {
      "platform": "linux",
      "product": "apache2-mod_security2",
      "release": "sles 15.7",
      "fixedVersion": "2.9.4-150400.3.9.1",
      "fix": "SUSE-SU-2025:02028-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-02028-1",
      "released": "2025-06-19T15:16:46Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.9.2-1ubuntu0.1~esm2",
      "fix": "libapache2-mod-security2 2.9.2-1ubuntu0.1~esm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libapache2-mod-security2-2.9.2-1ubuntu0.1-esm2",
      "released": "2025-06-02T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.9.3-1ubuntu0.1\u002Besm1",
      "fix": "libapache2-mod-security2 2.9.3-1ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libapache2-mod-security2-2.9.3-1ubuntu0.1-esm1",
      "released": "2025-06-02T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "2.9.5-1ubuntu0.1~esm2",
      "fix": "libapache2-mod-security2 2.9.5-1ubuntu0.1~esm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libapache2-mod-security2-2.9.5-1ubuntu0.1-esm2",
      "released": "2025-06-02T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "2.9.7-1ubuntu0.24.04.1~esm1",
      "fix": "libapache2-mod-security2 2.9.7-1ubuntu0.24.04.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-libapache2-mod-security2-2.9.7-1ubuntu0.24.04.1-esm1",
      "released": "2025-06-02T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "2.9.7-1ubuntu0.24.10.1",
      "fix": "libapache2-mod-security2 2.9.7-1ubuntu0.24.10.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-libapache2-mod-security2-2.9.7-1ubuntu0.24.10.1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "libapache2-mod-security2",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "2.9.8-1.1ubuntu0.1",
      "fix": "libapache2-mod-security2 2.9.8-1.1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-libapache2-mod-security2-2.9.8-1.1ubuntu0.1",
      "released": "2026-01-16T01:42:25Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "RHEL 8",
      "fixedVersion": "0:2.9.6-2.el8_10",
      "fix": "RHSA-2025:8844",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "RHEL 9",
      "fixedVersion": "0:2.9.6-2.el9_6",
      "fix": "RHSA-2025:8837",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "almalinux 8",
      "fixedVersion": "2.9.6-2.el8_10",
      "fix": "ALSA-2025:8844",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "almalinux 9",
      "fixedVersion": "2.9.6-2.el9_6",
      "fix": "ALSA-2025:8837",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "amzn 2023",
      "fixedVersion": "2.9.10-1.amzn2023.0.1",
      "fix": "ALAS2023-2025-1026",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1026",
      "released": "2025-06-18T23:17:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "ol 8",
      "fixedVersion": "0:2.9.6-2.el8_10",
      "fix": "ELSA-2025-8844",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "ol 9",
      "fixedVersion": "0:2.9.6-2.el9_6",
      "fix": "ELSA-2025-8837",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "rocky 8",
      "fixedVersion": "0:2.9.6-2.el8_10",
      "fix": "RLSA-2025:8844",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8844",
      "released": "2025-07-29T13:38:41Z"
    },
    {
      "platform": "linux",
      "product": "mod_security",
      "release": "rocky 9",
      "fixedVersion": "0:2.9.6-2.el9_6",
      "fix": "RLSA-2025:8837",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8837",
      "released": "2025-10-04T00:11:30Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.9.10-1.amzn2023.0.1",
      "fix": "ALAS2023-2025-1026",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1026",
      "released": "2025-06-18T23:17:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "2.9.10-1.amzn2023.0.1",
      "fix": "ALAS2023-2025-1026",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1026",
      "released": "2025-06-18T23:17:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "RHEL 8",
      "fixedVersion": "0:2.9.6-2.el8_10",
      "fix": "RHSA-2025:8844",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "RHEL 9",
      "fixedVersion": "0:2.9.6-2.el9_6",
      "fix": "RHSA-2025:8837",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "almalinux 8",
      "fixedVersion": "2.9.6-2.el8_10",
      "fix": "ALSA-2025:8844",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "almalinux 9",
      "fixedVersion": "2.9.6-2.el9_6",
      "fix": "ALSA-2025:8837",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "amzn 2023",
      "fixedVersion": "2.9.10-1.amzn2023.0.1",
      "fix": "ALAS2023-2025-1026",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1026",
      "released": "2025-06-18T23:17:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "ol 8",
      "fixedVersion": "0:2.9.6-2.el8_10",
      "fix": "ELSA-2025-8844",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8844",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc",
      "release": "ol 9",
      "fixedVersion": "0:2.9.6-2.el9_6",
      "fix": "ELSA-2025-8837",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8837",
      "released": "2025-06-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mod_security-mlogc-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.9.10-1.amzn2023.0.1",
      "fix": "ALAS2023-2025-1026",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1026",
      "released": "2025-06-18T23:17:00Z"
    },
    {
      "platform": "linux",
      "product": "modsecurity-apache",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "2.9.3-3\u002Bdeb11u3",
      "fix": "DLA-4192-1",
      "url": "https://patchblox.com/security/fix/linux/dla-4192-1",
      "released": "2025-05-29T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "modsecurity-apache",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.9.7-1\u002Bdeb12u1",
      "fix": "DSA-5940-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5940-1",
      "released": "2025-06-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "modsecurity-apache",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.9.9-1",
      "fix": "DEBIAN-CVE-2025-47947",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-47947",
      "released": "2025-05-21T22:15:50Z"
    },
    {
      "platform": "linux",
      "product": "modsecurity-apache",
      "release": "Debian 14",
      "fixedVersion": "2.9.9-1",
      "fix": "DEBIAN-CVE-2025-47947",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-47947",
      "released": "2025-05-21T22:15:50Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}