CVE-2019-11869
The Yuzo Related Posts plugin 5.12.94 for WordPress has XSS because it mistakenly expects that...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2019-11869- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2019-11869- Updated
- 2026-11-02
EUVDEUVD-2019-3529 No score
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.
- Record
EUVD-2019-3529- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j5p6-8vxr-w5gp No score
The Yuzo Related Posts plugin 5.12.94 for WordPress has XSS because it mistakenly expects that...
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.
- Record
GHSA-j5p6-8vxr-w5gp- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | WordPress Yuzo <5.12.94 - Cross-Site Scripting | |
| PoC in GitHub | gitrecon1455/CVE-2019-11869 | 2024-11-14 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-11869 is a medium vulnerability (CVSS 6.1) in Yuzopro Yuzo, published May 9, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 5.17%, the 92nd percentile. No source names a fixed version.
References
wpvulndb.com/vulnerabilities/9254
wordfence.com/blog/2019/04/yuzo-related-posts-zero-day-vulnerability-exploited-in-the-wild
pluginvulnerabilities.com/2019/03/30/wordpress-plugin-team-paints-target-on-exploitable-settings-change-vulnerability-that-permits-persistent-xss-in-related-posts
nvd.nist.gov/vuln/detail/CVE-2019-11869
github.com/advisories/GHSA-j5p6-8vxr-w5gp