CVE-2026-42539

IRIS has an Excessive Data Exposure issue

CVSS 6.5 MEDIUMEPSS 0.2%CWE-201

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.5EPSS 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 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