Stored Cross-Site Scripting in ThemeRuby Multi Authors Plugin for WordPress
CVE-2026-1097

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Themeruby Multi Authors – Assign Multiple Writers To Posts
Vendor
CVE Published:
24 January 2026

What is CVE-2026-1097?

The ThemeRuby Multi Authors plugin for WordPress is exposed to a Stored Cross-Site Scripting vulnerability that arises from inadequate input sanitization and output escaping via the 'before' and 'after' shortcode attributes. Authenticated attackers with Contributor-level access and above can exploit this flaw to inject arbitrary web scripts into pages. These scripts will execute whenever a user accesses the compromised pages, posing significant security risks.

Affected Version(s)

ThemeRuby Multi Authors – Assign Multiple Writers to Posts 0 <= 1.0.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/themeruby-mult...
https://plugins.trac.wordpress.org/browser/themeruby-mult...

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Djaidja Moundjid
.