CVE-2026-42543

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

MEDIUM
4.3
CVSS Score
Published: June 4, 2026 at 09:00 PM UTC
Updated: July 22, 2026 at 08:24 PM UTC
1 product affected across 1 vendorIris Iris

Using iris-web by dfir-iris?

Get instant alerts when new vulnerabilities affect iris-web - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.4.28
Affected range stops below 2.4.28, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-650

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card