{"schema":"threatline.record/2","record":{"id":"CVE-2026-112055","aliases":[],"summary":"wvWare wv through 1.2.9 Stack Out-of-Bounds Read via wvGetPAPX_FKP and wvGetCHPX_FKP","details":"wvWare wv through 1.2.9 contains a stack-based out-of-bounds read vulnerability in wvGetPAPX_FKP and wvGetCHPX_FKP caused by an unvalidated FKP run count. Attackers can supply a crafted .doc file with a large crun value to read kilobytes past the 512-byte stack buffer, crashing applications like AbiWord.","categories":["Unclassified"],"product":"wv","vendor":"wvWare","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-112055","source_modified_at":"2026-10-19T16:29:54.331Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"wv","vendor":"wvWare","versions":[{"version":"0","lessThanOrEqual":"1.2.9","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.8,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00118,"percentile":0.01627,"score_date":"2026-10-23"},"published_at":"2026-10-18T12:19:46.319Z","modified_at":"2026-10-19T16:29:54.331Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-112055","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T16:29:54.331Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-112055","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://hackmd.io/@haindpwn/wv-fkp-crun-stsh-cstd-oob-read","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/AbiWord/wv/blob/wv-1-2-9/fkp.c#L122","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/wvware-wv-through-1.2.9-stack-out-of-bounds-read-via-wvgetpapx-fkp-and-wvgetchpx-fkp","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-19T16:29:17.484327Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-19T16:29:54.331Z","content_hash":"51ec274e79a3fedbec1d037237dee9a2ae88bef18031da7c7eb58f7d53b813a7"}}