CVE-2021-4035: Wocu Monitoring stored Cross-Site Scripting (XSS)

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-02-11 · updated 2026-06-17
Weakness: CWE-79

Description

A stored cross site scripting have been identified at the comments in the report creation due to an obsolote version of tinymce editor. In order to exploit this vulnerability, the attackers needs an account with enough privileges to view and edit reports.

Affected products

A3Sec Wocu Monitoring: from 0.27 before 48.2 — fixed in 48.2

How to fix

Upgrade to a fixed version: A3Sec Wocu Monitoring 48.2. Check the vendor advisory for mitigations.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/wocu-monitoring-stored-cross-site-scripting-xss
https://www.incibe.es/en/incibe-cert/notices/aviso/wocu-monitoring-stored-cross-site-scripting-xss

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