CVE-2026-1253 Details
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.
A vulnerability exists in the Group Chat & Video Chat by AtomChat plugin for WordPress, in all versions through 1.1.7. The issue arises from a lack of proper capability checks in the 'atomchat_update_auth_ajax' and 'atomchat_update_layout_ajax' functions. This flaw allows authenticated attackers with Subscriber-level access and above to unauthorizedly modify plugin options, including sensitive settings like API keys, authentication keys, and layout configurations.
Users are advised to update to the latest version of the Group Chat & Video Chat by AtomChat plugin, where this vulnerability has been patched. For those unable to update, consider reviewing and manually adjusting the affected AJAX endpoints to include proper capability checks and nonce verification.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Mar 21, 2026CISA-ADP
Assessed Apr 14, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| AtomChat Group Chat & Video Chat | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 8, 2026 | CVE Modified | [email protected] |
| Mar 21, 2026 | New CVE Received | [email protected] |