CVE-2021-35488

Public Exploit

Description

Thruk 2.40-2 allows /thruk/#cgi-bin/status.cgi?style=combined&title={TITLE] Reflected XSS via the host or title parameter. An attacker could inject arbitrary JavaScript into status.cgi. The payload would be triggered every time an authenticated user browses the page containing it.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 16.44% Top 10%
Vendor Advisory thruk.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.gruppotim.it/redteam third party advisory exploit
https://www.thruk.org/changelog.html release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-35488?
CVE-2021-35488 has been scored as a medium severity vulnerability.
How to fix CVE-2021-35488?
To fix CVE-2021-35488, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-35488 being actively exploited in the wild?
It is possible that CVE-2021-35488 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~16% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.