Stored Cross-Site Scripting Flaw in STM Gallery Plugin for WordPress
CVE-2025-13848

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Stm Gallery 1.9
Vendor
CVE Published:
7 January 2026

What is CVE-2025-13848?

The STM Gallery plugin for WordPress is exposed to a Stored Cross-Site Scripting vulnerability through the 'composicion' parameter in all versions up to 0.9. This issue arises from inadequate input sanitization and output escaping, allowing attackers with Contributor-level access or higher to inject malicious scripts. When users access an affected page, these scripts are executed, potentially compromising user data and site security.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

STM Gallery 1.9 * <= 0.9

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/stm-gallery/tr...
https://plugins.trac.wordpress.org/browser/stm-gallery/ta...

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

Gilang Asra Bilhadi
JSON
.