CVE-2026-1253

medium

Description

The Group Chat & Video Chat by AtomChat plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'atomchat_update_auth_ajax' and 'atomchat_update_layout_ajax' functions in all versions up to, and including, 1.1.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update plugin options, including critical settings such as API keys, authentication keys, and layout configurations.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/5c2980c3-0038-42ab-8751-72c40921477a?source=cve

https://plugins.trac.wordpress.org/browser/atomchat/trunk/includes/atomchat_requesthandler.php#L175

https://plugins.trac.wordpress.org/browser/atomchat/tags/1.1.7/includes/atomchat_requesthandler.php#L175

Details

Source: Mitre, NVD

Published: 2026-03-21

Updated: 2026-04-22

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00047