{
  "cveId": "CVE-2026-108976",
  "url": "https://patchblox.com/security/cve/CVE-2026-108976",
  "summary": "CVE-2026-108976 is fixed in 12 products on 1 platform, first by SUSE-SU-2026:4893-1, released November 7, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "GNU Emacs before 31.2 (and TRAMP through 2.8.2) allows OS command injection via a filename because tramp-user-regexp has an incomplete list of disallowed inputs. NOTE: this issue exists because of an incomplete fix for CVE-2026-79992.",
  "description": "This update for emacs fixes the following issues:\n\n- CVE-2026-79992: zero-click local command execution via TRAMP (bsc#1275927).\n- CVE-2026-108976: flawed username input regex validation in TRAMP can cause arbitrary OS command injection\n  (bsc#1284345, bsc#1284990).",
  "published": "2026-10-13T01:14:00Z",
  "severity": "Important",
  "cvss": 7.8,
  "cwe": "Incomplete List of Disallowed Inputs",
  "epss": 0.00647,
  "epssPercentile": 0.51323,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108976",
  "fixes": [
    {
      "platform": "linux",
      "product": "emacs",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs",
      "release": "sles 15.6",
      "fixedVersion": "27.2-150400.3.37.1",
      "fix": "SUSE-SU-2026:4893-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4893-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "emacs",
      "release": "sles 15.7",
      "fixedVersion": "27.2-150400.3.37.1",
      "fix": "SUSE-SU-2026:4893-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4893-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "emacs-common",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-common-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-filesystem",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-lucid",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-lucid-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-nox",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-nox-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    },
    {
      "platform": "linux",
      "product": "emacs-terminal",
      "release": "amzn 2023",
      "fixedVersion": "1:28.2-3.amzn2023.0.13",
      "fix": "ALAS2023-2026-3338",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3338",
      "released": "2026-11-07T01:06:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}