PatchTheCVEhevc video extensions vulnerabilities and fixes
Recent CVEs affecting hevc video extensions, with upgrade or downgrade steps. 2 tracked.
Also searched as: hevcvideoextensions.
hevc video extensions has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-09-08. Highest priority: CVE-2026-58600 (score 42/100).
- CVE-2026-58600 HIGH 7.8 UPGRADE UPGRADE Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to elevate priv
- CVE-2026-58599 HIGH 7.8 UPGRADE UPGRADE Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code
FAQ
How do I fix hevc video extensions vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is hevc video extensions being exploited right now?
None of the tracked hevc video extensions CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which hevc video extensions CVE should I patch first?
CVE-2026-58600 currently ranks highest (42/100): Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to elevate priv.