Vulnerability · Published Oct 19, 2021 · Assigned by Mend

CVE-2021-25968OpenCMS - Stored Cross-Site Scripting (XSS) in Sitemap

Medium 5.4

In plain English

A medium-severity cross-site scripting in opencms-core from org.opencms. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.5%top 56.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field.

Affected products (as reported)

VendorProductVersions
org.opencms opencms-core 10.5.0 – before unspecifiedunspecified – through 11.0.2

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

References