{"schema":"threatline.record/2","record":{"id":"CVE-2026-88389","aliases":[],"summary":"Espruino 2v29 (commit bffc6d0) contains a NULL pointer dereference vulnerability in jslGetRawString() in src/jslex.c. Crafted raw/binary string input can cause the lexer to pass a NULL iterator target","details":"Espruino 2v29 (commit bffc6d0) contains a NULL pointer dereference vulnerability in jslGetRawString() in src/jslex.c. Crafted raw/binary string input can cause the lexer to pass a NULL iterator target to jsvLockAgain(). In RELEASE/NO_ASSERT builds, the missing assertion guard allows a write through the NULL pointer, resulting in memory corruption and application termination or denial of service.","categories":["Unclassified"],"product":"n/a","vendor":"n/a","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-88389","source_modified_at":"2026-09-29T03:21:20.177Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"n/a","vendor":"n/a","versions":[{"version":"n/a","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":6.2,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00112,"percentile":0.01309,"score_date":"2026-10-23"},"published_at":"2026-09-25T00:00:00.000Z","modified_at":"2026-09-29T03:21:20.177Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-88389","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-29T03:21:20.177Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-88389","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/espruino/Espruino/issues/2745","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/espruino/Espruino/commit/0db0663ac5201a6fea68094b45da673edec45187"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-09-29T03:18:57.521290Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-29T03:21:20.177Z","content_hash":"17f29685537eef989d4ed3444713b019ea79f51abc933b6d3d472441bb96ae6e"}}