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.
https://mail.jabber.org/pipermail/standards/2016-August/031335.html
https://bugs.debian.org/863445
https://security.gentoo.org/glsa/201707-14
https://dev.gajim.org/gajim/gajim/issues/8378
https://dev.gajim.org/gajim/gajim/commit/cb65cfc5aed9efe05208ebbb7fb2d41fcf7253cc
http://www.debian.org/security/2017/dsa-3943
Source: Mitre, NVD
Published: 2017-05-28
Updated: 2025-04-20
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:N/A:N
Severity: Low
Base Score: 4.5
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
Severity: Medium
EPSS: 0.00448