What is CVE-2026-22783?

CVE-2026-22783 is a critical-severity vulnerability in Dfir-iris Iris-web, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.6/10. Published 2026-01-12.

How severe is CVE-2026-22783?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Arbitrary file upload in Dfir-iris Iris-web

CVE-2026-22783

Iris is a web collaborative platform that helps incident responders share technical details during investigations. Prior to 2.4.24, the DFIR-IRIS datastore file management system has a vulnerability where mass assignment of the file_local_…

Vulnerability class: Unrestricted File Upload

EPSS: 0.001 (29.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H.

Affected products

Dfir-iris Iris-web — versions < 2.4.24

Weakness classification (CWE)

References

https://github.com/dfir-iris/iris-web/security/advisories/GHSA-qhqj-8qw6-wp8v (x_refsource_CONFIRM)
https://github.com/dfir-iris/iris-web/commit/57c1b80494bac187893aebc6d9df1ce6e56485b7 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-22783?: CVE-2026-22783 is a critical-severity vulnerability in Dfir-iris Iris-web, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.6/10. Published 2026-01-12.
How severe is CVE-2026-22783?: Critical severity. CVSS v3 base score is 9.6 out of 10.