CVE-2021-24560: Software License Manager < 4.4.8 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-13 · updated 2026-06-17
Weakness: CWE-79

Description

The Software License Manager WordPress plugin before 4.4.8 does not sanitise or escape the edit_record parameter before outputting it back in the page in the admin dashboard, leading to a Reflected Cross-Site Scripting issue

Affected products

Software License Manager: before 4.4.8 — fixed in 4.4.8

How to fix

Upgrade to a fixed version: Software License Manager 4.4.8. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/d51fcd97-e535-42dd-997a-edc2f5f12269
https://wpscan.com/vulnerability/d51fcd97-e535-42dd-997a-edc2f5f12269

Get alerted when CVE-2021-24560 or the next vulnerability affects your stack