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PT-2026-61899

🗓️ 21 Jul 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity
🔗 dbugs.ptsecurity.com👁 19 Views

Site isolation issue in the Networking component fixed in Firefox 153 and Firefox ESR 140.13.

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14 Sep 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.19.8 - 10
EPSS0.00521
SSVC
19