CVE-2021-29960

Firefox used to cache the last filename used for printing a file. When generating a filename for printing, Firefox usually suggests the web page title. The caching and suggestion techniques combined may have lead to the title of a website visited during private browsing mode being stored on disk. This vulnerability affects Firefox < 89.

• CWE-669

• https://bugzilla.mozilla.org/show_bug.cgi?id=1675965Issue Tracking, Permissions Required, Vendor Advisory
• https://security.gentoo.org/glsa/202107-09Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2021-23/Release Notes, Vendor Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=1675965Issue Tracking, Permissions Required, Vendor Advisory
• https://security.gentoo.org/glsa/202107-09Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2021-23/Release Notes, Vendor Advisory

Published

Jun 24, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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