{"schema":"threatline.record/2","record":{"id":"CVE-2026-113680","aliases":[],"summary":"HarfBuzz 8.0.0 through 14.6.0 WebAssembly Shaper NULL Pointer Dereference DoS","details":"HarfBuzz from 8.0.0 through 14.6.0 contains a NULL pointer dereference vulnerability in the experimental WebAssembly shaper host imports buffer_set_contents, face_create, and font_set_coords. Attackers can supply a crafted font whose embedded wasm module passes out-of-range addresses with non-zero lengths, crashing any application that shapes text with the font.","categories":["Unclassified"],"product":"harfbuzz","vendor":"harfbuzz","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-113680","source_modified_at":"2026-10-21T15:54:08.462Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"harfbuzz","vendor":"harfbuzz","versions":[{"version":"8.0.0","lessThanOrEqual":"14.6.0","status":"affected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.8,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.0013,"percentile":0.02391,"score_date":"2026-10-23"},"published_at":"2026-10-20T15:40:41.101Z","modified_at":"2026-10-21T15:54:08.462Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-113680","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T15:54:08.462Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-113680","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/harfbuzz/harfbuzz/pull/6414","tags":["patch","issue-tracking"]},{"source":"CVE List","url":"https://github.com/harfbuzz/harfbuzz/commit/a71aa86c2bac114fafb6b47f8da02024ecb44fa6","tags":["patch"]},{"source":"CVE List","url":"https://github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-buffer.hh#L153-L181","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-face.hh#L34-L49","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-font.hh#L241-L258","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/harfbuzz-8.0.0-through-14.6.0-webassembly-shaper-null-pointer-dereference-dos","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":"2026-10-21T14:24:30.249084Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-21T15:54:08.462Z","content_hash":"5aa22d219498bd6a16163dc1c84d1769e1356794b001e94a6dc4d8fc10f112d5"}}