What is CVE-2026-33240?

CVE-2026-33240 is a high-severity vulnerability in Combodo Itop, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-08-21.

How severe is CVE-2026-33240?

High severity. CVSS v3 base score is 8.8 out of 10.

XSS in Combodo Itop

CVE-2026-33240

Combodo iTop is a web based IT service management tool. Prior to 3.2.3, there was a Reflected Cross-Site Scripting (XSS) vulnerability in the foreign key search criteria API. This issue has been fixed in version 3.2.3.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Combodo Itop — versions < 3.2.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33240?: CVE-2026-33240 is a high-severity vulnerability in Combodo Itop, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-08-21.
How severe is CVE-2026-33240?: High severity. CVSS v3 base score is 8.8 out of 10.