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CVE-2026-42540 dfir-iris CVE debrief

CVE-2026-42540 is a vulnerability in the IRIS web collaborative platform that allows users to alter database values via manipulated API requests. This issue was published on [cvePublishedAt] and modified on [cveModifiedAt]. The vulnerability has a CVSS score of 4.3 and a severity of MEDIUM. Version 2.4.28 of IRIS contains a patch for this issue. For more information, see [resourceLinkAnnotations with linkId='cve-org'](https://www.cve.org/CVERecord?id=CVE-2026-42540) and [resourceLinkAnnotations with linkId='nvd'](https://nvd.nist.gov/vuln/detail/CVE-2026-42540).

Vendor
dfir-iris
Product
iris-web
CVSS
MEDIUM 4.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Users of IRIS web collaborative platform versions prior to 2.4.28 should apply the patch to prevent unauthorized alteration of database values.

Technical summary

The IRIS web collaborative platform has a vulnerability that allows users to alter database values via manipulated API requests. This issue is patched in version 2.4.28.

Defensive priority

MEDIUM

Recommended defensive actions

  • Apply the patch in version 2.4.28 of IRIS to prevent unauthorized alteration of database values.
  • Review and update IRIS installations to ensure version 2.4.28 or later is in use.

Evidence notes

The vulnerability has been patched in version 2.4.28 of IRIS. See [resourceLinkAnnotations with linkId='ref-4'](https://github.com/dfir-iris/iris-web/security/advisories/GHSA-w78h-mx7h-qm3h) for more information.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-42540 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-42540

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-42540 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-42540

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.