Vulnerability · Published Aug 16, 2021 · Assigned by Wordfence

CVE-2021-34654Custom Post Type Relations <= 1.0 Reflected Cross-Site Scripting

Medium 6.1

In plain English

A medium-severity cross-site scripting in Custom Post Type Relations from Custom Post Type Relations. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.9%top 40.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Custom Post Type Relations Custom Post Type Relations 1.0 – through 1.0

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References