TI-2019-08898 Aliases CVE-2019-11869 GHSA-j5p6-8vxr-w5gp

The Yuzo Related Posts plugin 5.12.94 for WordPress has XSS because it mistakenly expects…

LOW 35CWE-79Published 2019-05-09 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

The Yuzo Related Posts plugin 5.12.94 for WordPress has XSS because it mistakenly expects that is_admin() verifies that the request comes from an admin user (it actually only verifies that the request is for an admin page). An unauthenticated attacker can inject a payload into the plugin settings, such as the yuzo_related_post_css_and_style setting.

Why it matters now

EPSS 0.05168 92nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:yuzopro:yuzo:5.12.94:::::wordpress::	5.12.94	Vulnerable	Yuzopro

cpe:2.3:a:yuzopro:yuzo:5.12.94:*:*:*:*:wordpress:*:* Versions 5.12.94 Vulnerable ·Yuzopro

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-11869
2026-10-03 Alias added: GHSA-j5p6-8vxr-w5gp

References

Exploit 1

https://www.wordfence.com/blog/2019/04/yuzo-related-posts-zero-day-vulnerability-exploited-in-the-wild/

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences