CVE-2026-42543

IRIS has a Cross-Site Request Forgery (CSRF) issue

CVSS 4.3 MEDIUMEPSS 0.2%CWE-650

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

04 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Versions prior to 2.4.28 are vulnerable to a cross-site request forgery attack, because they use the HTTP method `GET` to change state on the server. Version 2.4.28 contains a patch.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected products

dfir-iris · iris-web

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References

https://github.com/dfir-iris/iris-web/security/advisories/GHSA-m73w-v4r5-vw9m http://www.openwall.com/lists/oss-security/2026/05/19/11