{
  "cveId": "CVE-2026-7598",
  "url": "https://patchblox.com/security/cve/CVE-2026-7598",
  "summary": "CVE-2026-7598 is fixed in 10 products on 1 platform, first by libssh2-1t64 1.11.1-1ubuntu0.26.04.1, released May 1, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libssh2 userauth.c userauth_password integer overflow",
  "description": "A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauth_password of the file src/userauth.c. Such manipulation of the argument username_len/password_len leads to integer overflow. The attack may be launched remotely. The name of the patch is 256d04b60d80bf1190e96b0ad1e91b2174d744b1. A patch should be applied to remediate this issue.",
  "published": "2026-05-01T15:16:00Z",
  "severity": "Moderate",
  "cvss": 7.3,
  "cwe": "Integer Overflow or Wraparound",
  "epss": 0.00466,
  "epssPercentile": 0.40569,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-7598",
  "fixes": [
    {
      "platform": "linux",
      "product": "cargo-c",
      "release": "amzn 2023",
      "fixedVersion": "0.10.19-1.amzn2023.0.3",
      "fix": "ALAS2023-2026-1872",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1872",
      "released": "2026-06-22T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "cargo-c-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "0.10.19-1.amzn2023.0.3",
      "fix": "ALAS2023-2026-1872",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1872",
      "released": "2026-06-22T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.10.0-3\u002Bdeb12u1",
      "fix": "DEBIAN-CVE-2026-7598",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-7598",
      "released": "2026-05-27T17:38:13Z"
    },
    {
      "platform": "linux",
      "product": "libssh2",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.11.1-1\u002Bdeb13u1",
      "fix": "DEBIAN-CVE-2026-7598",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-7598",
      "released": "2026-05-27T17:38:13Z"
    },
    {
      "platform": "linux",
      "product": "libssh2",
      "release": "Debian 14",
      "fixedVersion": "1.11.1-3",
      "fix": "DEBIAN-CVE-2026-7598",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-7598",
      "released": "2026-05-27T17:38:13Z"
    },
    {
      "platform": "linux",
      "product": "libssh2",
      "release": "amzn 2023",
      "fixedVersion": "1.10.0-1.amzn2023.0.4",
      "fix": "ALAS2023-2026-1779",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1779",
      "released": "2026-06-08T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-1t64",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1.11.0-4.1ubuntu0.24.04.1",
      "fix": "libssh2-1t64 1.11.0-4.1ubuntu0.24.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-libssh2-1t64-1.11.0-4.1ubuntu0.24.04.1",
      "released": "2026-05-27T17:38:28Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-1t64",
      "release": "Ubuntu 25.10 (questing)",
      "fixedVersion": "1.11.1-1ubuntu0.25.10.1",
      "fix": "libssh2-1t64 1.11.1-1ubuntu0.25.10.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-questing-libssh2-1t64-1.11.1-1ubuntu0.25.10.1",
      "released": "2026-05-27T17:38:31Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-1t64",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "1.11.1-1ubuntu0.26.04.1",
      "fix": "libssh2-1t64 1.11.1-1ubuntu0.26.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-libssh2-1t64-1.11.1-1ubuntu0.26.04.1",
      "released": "2026-05-01T15:16:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.10.0-1.amzn2023.0.4",
      "fix": "ALAS2023-2026-1779",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1779",
      "released": "2026-06-08T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1.10.0-1.amzn2023.0.4",
      "fix": "ALAS2023-2026-1779",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1779",
      "released": "2026-06-08T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-devel",
      "release": "amzn 2023",
      "fixedVersion": "1.10.0-1.amzn2023.0.4",
      "fix": "ALAS2023-2026-1779",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1779",
      "released": "2026-06-08T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2-docs",
      "release": "amzn 2023",
      "fixedVersion": "1.10.0-1.amzn2023.0.4",
      "fix": "ALAS2023-2026-1779",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1779",
      "released": "2026-06-08T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libssh2_org",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "1.11.1-160000.5.1",
      "fix": "OPENSUSE-SU-2026:21549-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21549-1",
      "released": "2026-08-10T15:24:32Z"
    },
    {
      "platform": "linux",
      "product": "libssh2_org",
      "release": "sles 15.6",
      "fixedVersion": "1.11.0-150600.20.6.1",
      "fix": "SUSE-SU-2026:3541-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3541-1",
      "released": "2026-08-10T12:50:14Z"
    },
    {
      "platform": "linux",
      "product": "libssh2_org",
      "release": "sles 15.7",
      "fixedVersion": "1.11.0-150600.20.6.1",
      "fix": "SUSE-SU-2026:3541-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3541-1",
      "released": "2026-08-10T12:50:14Z"
    },
    {
      "platform": "linux",
      "product": "libssh2_org",
      "release": "sles 16.0",
      "fixedVersion": "1.11.1-160000.5.1",
      "fix": "SUSE-SU-2026:23225-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23225-1",
      "released": "2026-08-10T15:24:14Z"
    },
    {
      "platform": "linux",
      "product": "rust-cargo-c-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "0.10.19-1.amzn2023.0.3",
      "fix": "ALAS2023-2026-1872",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1872",
      "released": "2026-06-22T09:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}