CVE-2026-42539

IRIS has an Excessive Data Exposure issue

CVSS 6.5 MEDIUMEPSS 0.2%CWE-201

IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Versions prior to 2.4.28 return sensitive data to the user which are not required for the client’s operation. Version 2.4.28 contains a patch.

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

Affected products

dfir-iris · iris-web

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References

https://github.com/dfir-iris/iris-web/security/advisories/GHSA-g588-5gmf-p5cx http://www.openwall.com/lists/oss-security/2026/05/19/9