{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.37"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "fe4b579067122a2d9d62647efb1ee7cfe3ca92bb"
            }
          ],
          "repo": "https://github.com/rsdoiel/antiword",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111678.json"
  },
  "details": "Antiword through 0.37 contains a stack out-of-bounds read vulnerability in vGet8PapInfo and vGet8ChrInfo in prop8.c because FKP run counts and grpprl offsets are not bounded. Attackers can supply a crafted .doc file with malicious FKP pages to read past the 512-byte stack buffer, crashing antiword or corrupting style parsing.",
  "id": "CVE-2026-111678",
  "modified": "2026-10-17T02:30:41.806426018Z",
  "published": "2026-10-16T17:39:37.367Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111678.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/rsdoiel/antiword"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/rsdoiel/antiword/blob/fe4b579067122a2d9d62647efb1ee7cfe3ca92bb/prop8.c#L1461-L1474"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/rsdoiel/antiword/blob/fe4b579067122a2d9d62647efb1ee7cfe3ca92bb/prop8.c#L997-L1022"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@haindpwn/antiword-word8-plcflst-count-and-fkp-run-oob-read"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-111678"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/antiword-through-0.37-stack-out-of-bounds-read-via-prop8-c-fkp-parsing"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Antiword through 0.37 Stack Out-of-Bounds Read via prop8.c FKP Parsing"
}