{"schema":"threatline.record/2","record":{"id":"CVE-2026-3502","aliases":[],"summary":"TrueConf Client Download of Code Without Integrity Check Vulnerability","details":"TrueConf Client contains a download of code without integrity check vulnerability. An attacker who is able to influence the update delivery path can substitute a tampered update payload. If the payload is executed or installed by the updater, this may result in arbitrary code execution in the context of the updating process or user.","categories":["Unclassified"],"product":"Client","vendor":"TrueConf","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-3502","source_modified_at":"2026-04-03T03:55:23.638Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"TrueConf Client","vendor":"TrueConf","versions":[{"status":"affected","version":"TrueConf Client versions 8.1.0 through 8.5.2"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2026-04-02","due_date":"2026-04-16","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.00329,"percentile":0.24767,"score_date":"2026-10-23"},"published_at":"2026-03-30T18:05:42.806Z","modified_at":"2026-04-03T03:55:23.638Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-3502","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-04-03T03:55:23.638Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-3502","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://trueconf.com/blog/update/trueconf-8-5"},{"url":"https://trueconf.com/downloads/windows.html","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3502","source":"CISA KEV"},{"source":"CVE List","url":"https://research.checkpoint.com/2026/operation-truechaos-0-day-exploitation-against-southeast-asian-government-targets/","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-3502","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2026-03-31T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-04-03T03:55:23.638Z","content_hash":"3d53e1d2cf77b701c29139d861e2028abdb6cc46e9f5411abda4a1d69b6a7a82"}}