{"schema":"threatline.record/2","record":{"id":"CVE-2026-112056","aliases":[],"summary":"wvWare wv through 1.2.9 Heap Out-of-Bounds Read via wvGetSTSH","details":"wvWare wv through 1.2.9 contains a heap-based out-of-bounds read vulnerability in wvGetSTSH in stylesheet.c that allows attackers to crash applications by supplying crafted Word stylesheets. Attackers can provide a .doc file with ten or fewer styles or out-of-range style base indexes to read past heap arrays, crashing applications such as AbiWord.","categories":["Unclassified"],"product":"wv","vendor":"wvWare","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-112056","source_modified_at":"2026-10-19T16:37:58.644Z","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":0.01628,"score_date":"2026-10-23"},"published_at":"2026-10-18T12:19:47.212Z","modified_at":"2026-10-19T16:37:58.644Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-112056","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T16:37:58.644Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-112056","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":["third-party-advisory"]},{"source":"CVE List","url":"https://github.com/AbiWord/wv/blob/wv-1-2-9/stylesheet.c#L447","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/wvware-wv-through-1.2.9-heap-out-of-bounds-read-via-wvgetstsh","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-19T15:35:45.494968Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-19T16:37:58.644Z","content_hash":"188e5dec167311cc840fa6a6e24d69fff8bfe76dfe2e6237200310db82959f1f"}}