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PT-2026-77014

🗓️ 18 Aug 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity
🔗 dbugs.ptsecurity.com👁 12 Views

Site isolation flaw in Firefox Web Codecs component fixed in Firefox 154 and ESR 153.1.

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23 Aug 2026 00:00Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.18.1 - 10
EPSS0.0057
SSVC
12