PT-2026-20604 · WordPress · Apollo13 Framework Extensions

Craig Smith · Published 2026-02-19 · Updated 2026-02-23 · CVE-2025-13617

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Apollo13 Framework Extensions plugin for WordPress versions up to and including 1.9.8

Description The software is susceptible to Stored Cross-Site Scripting through the a13 alt link parameter. Insufficient input sanitization and output escaping allow authenticated attackers with Contributor-level access or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page.

Recommendations Update the Apollo13 Framework Extensions plugin to a version later than 1.9.8.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-13617

Affected Products

Apollo13 Framework Extensions

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-13617 · Security Note
• https://twitter.com/CVEnew/status/2025892069596594412 · Twitter Post
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3410555%40apollo13-framework-extensions&new=3410555%40apollo13-framework-extensions&sfp_email=&sfph_mail= · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/56be227d-1273-4833-a94e-67abf89f00ba?source=cve · Note
• https://plugins.trac.wordpress.org/browser/apollo13-framework-extensions/trunk/features/permalinks.php · Note