CVE-2011-2977: Mozilla Bugzilla

Low severity, CVSS 2.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Bugzilla 3.6.x before 3.6.6, 3.7.x, 4.0.x before 4.0.2, and 4.1.x before 4.1.3 on Windows does not delete the temporary files associated with uploaded attachments, which allows local users to obtain sensitive information by reading these files. NOTE: this issue exists because of a regression in 3.6.

Affected products

• Mozilla Bugzilla: version 3.6.0 only; version 3.6.1 only; version 3.6.2 only; version 3.6.3 only; version 3.6.4 only; version 3.6.5 only; …

Published 2011-08-09. Last modified 2026-06-16.