CVE-2026-30890 Combodo iTop: Reflected XSS in synchro/synchro_import.php
Attackers can execute arbitrary scripts in victim browsers via reflected XSS in the iTop synchro import script, potentially leading to session hijacking.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-30890?
CVE-2026-30890 is a high-severity cross-site scripting vulnerability in Combodo iTop, published on 21 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Combodo iTop is a web based IT service management tool. Prior to 3.2.3, there is a Reflected Cross-Site Scripting (XSS) vulnerability in the synchro import script. This issue has been fixed in version 3.2.3.
Weakness: CWE-79
Which versions are affected by CVE-2026-30890?
How do I fix CVE-2026-30890?
No fix has been published for CVE-2026-30890 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-30890 being exploited?
There is no known exploitation of CVE-2026-30890 in the wild and no public exploit code.
Sources
Also known as GHSA-93q9-fc8m-5gp5.