{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "10.48"
              },
              {
                "introduced": "PCRE2"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7978954dbd2efc6f2196869290553cf1871b4ce6"
            }
          ],
          "repo": "https://github.com/pcre2project/pcre2",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-fmgr-6ggq-9859"
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "cwe_ids": [
      "CWE-190"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89158.json"
  },
  "details": "PCRE2 before 10.48, on 32-bit platforms, has a pcre2_compile_32 integer overflow and resultant out-of-bounds write.",
  "id": "CVE-2026-89158",
  "modified": "2026-09-13T03:30:18.246472550Z",
  "published": "2026-09-11T04:07:21.973Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89158.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-fmgr-6ggq-9859"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-89158"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L",
      "type": "CVSS_V3"
    }
  ]
}