CVE-2023-33981: Briarproject Briar

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Briar before 1.4.22 allows attackers to spoof other users' messages in a blog, forum, or private group, but each spoofed message would need to be an exact duplicate of a legitimate message displayed alongside the spoofed one.

Affected products

• Briarproject Briar: before 1.4.22 (fixed in 1.4.22)

Published 2023-05-24. Last modified 2026-06-17.