CVE-2025-1013 Information

Description

A race condition could have led to private browsing tabs being opened in normal browsing windows. This could have resulted in a potential privacy leak. This vulnerability affects Firefox < 135 Firefox ESR < 128.7 Thunderbird < 128.7 and Thunderbird < 135.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1932555 https://www.mozilla.org/security/advisories/mfsa2025-07/ https://www.mozilla.org/security/advisories/mfsa2025-09/ https://www.mozilla.org/security/advisories/mfsa2025-10/ https://www.mozilla.org/security/advisories/mfsa2025-11/