theora vulnerabilities and fixes

Recent CVEs affecting theora, with upgrade or downgrade steps. 1 tracked.

theora has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-04-06. Highest priority: CVE-2026-5673 (score 31/100).

• CVE-2026-5673 MEDIUM 5.6 MITIGATE MITIGATE A flaw was found in libtheora

FAQ

How do I fix theora 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 theora being exploited right now?

None of the tracked theora CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which theora CVE should I patch first?

CVE-2026-5673 currently ranks highest (31/100): A flaw was found in libtheora.

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