CVE-2026-18361 DFIR-IRIS Stored XSS in Datastore Upload
Attackers can inject malicious scripts via datastore uploads in DFIR-IRIS, potentially compromising user sessions and executing code.
- 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-2026-18361?
CVE-2026-18361 is a high-severity cross-site scripting vulnerability in dfir-iris iris-web, published on 30 Jul 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
The IRIS web application in version 2.4.26 and possibly others is vulnerable to stored cross-site scripting (XSS) in the datastore upload function.
Weakness: CWE-79
Which versions are affected by CVE-2026-18361?
How do I fix CVE-2026-18361?
No fix has been published for CVE-2026-18361 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-2026-18361 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-18361 exists.
Sources
Also known as GHSA-gj4w-mr87-6c67.