RCE in Firefox 152.0.6 and earlier (CVE-2026-15719)
CVE-2026-15719 Published on July 14, 2026
Site isolation in the DOM: Navigation component
We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6.
Vulnerability Analysis
CVE-2026-15719 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Products Associated with CVE-2026-15719
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Affected Versions
Mozilla Firefox:- Version 152.0.6, <= * is unaffected.