{"schema":"threatline.record/2","record":{"id":"CVE-2026-109242","aliases":["GHSA-4mpr-hmqx-83q8"],"summary":"FreeRDP before 3.0.0 and 3.6.0 before 3.32.0 Uninitialized Heap Disclosure via Progressive Codec Tile Upgrade","details":"FreeRDP before 3.0.0 and 3.6.0 before 3.32.0 renders uninitialized heap memory from un-decoded progressive tiles because the tile->current buffer is allocated without zeroing. A malicious RDP server can send a crafted WBT_TILE_FIRST then WBT_TILE_UPGRADE sequence to paint heap bytes onscreen or abort the client process.","categories":["Unclassified"],"product":"FreeRDP","vendor":"FreeRDP","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109242","source_modified_at":"2026-10-15T02:28:09.875Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"FreeRDP","vendor":"FreeRDP","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"3.0.0"},{"version":"3.6.0","status":"affected","versionType":"semver","lessThan":"3.32.0"},{"version":"3.0.0","status":"unaffected","versionType":"semver"},{"version":"3.32.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109242","source_modified_at":"2026-10-15T02:28:09.875Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"FreeRDP","ecosystem":null},"version":"3.0.0","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109242","source_modified_at":"2026-10-15T02:28:09.875Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"FreeRDP","ecosystem":null},"version":"3.32.0","basis":"first unaffected version stated in the CVE record"}],"cvss":7.1,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00235,"percentile":0.13711,"score_date":"2026-10-23"},"published_at":"2026-10-12T16:04:18.336Z","modified_at":"2026-10-15T02:28:09.875Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109242","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T02:28:09.875Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109242","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/FreeRDP/FreeRDP/security/advisories/GHSA-4mpr-hmqx-83q8","tags":["exploit"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/freerdp-before-3.0.0-and-3.6.0-before-3.32.0-uninitialized-heap-disclosure-via-progressive-codec-tile-upgrade","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":"2026-10-15T02:27:47.243992Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-15T02:28:09.875Z","content_hash":"1c24480c6b63a6c4eeeb55704262d0b2360b3aa7bf631883cca2631e7bb75950"}}