Custom Post Type Relations: Cross-site scripting
Custom Post Type Relations is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.
- Component
- Custom Post Type Relations
- Plugin slug
custom-post-type-relations- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Aug 16, 2021
This CVE was published Aug 16, 2021 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update Custom Post Type Relations to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Custom Post Type Relations WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the cptr[name] parameter found in the ~/pages/admin-page.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N