CVE-2026-2807 - Vulnerability Analysis

Overview

Mozilla Firefox < 148 contains memory safety bugs caused by memory corruption, letting attackers potentially execute arbitrary code, exploit requires successful memory corruption.

Severity & Score

Impact

Attackers can exploit memory corruption to execute arbitrary code, potentially leading to full system compromise.

Mitigation

Update to version 148 or later.

References

• https://bugzilla.mozilla.org/buglist.cgi?bug_id=1756056%2C1999402%2C2004872%2C2006037%2C2012855
• https://www.mozilla.org/security/advisories/mfsa2026-13/
• https://www.mozilla.org/security/advisories/mfsa2026-16/

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Feb 26, 2026

🔴 CVE-2026-2807 - Critical (9.8) Memory safety bugs present in Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-2807/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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