Gajim through 0.16.7 unconditionally implements the "XEP-0146: Remote Controlling Clients" extension. This can be abused by malicious XMPP servers to, for example, extract plaintext from OTR encrypted sessions.
Severity
CVSS 3.0
4.5 medium
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
EPSS
1.2% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)