---
cve: "CVE-2026-42539"
severity: "MEDIUM"
cvss: 6.5
epss: "23%"
vendor: "dfir-iris"
kev: false
exploited: false
published: "2026-06-04 22:16:53"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T04:56:15+02:00"
---

# CVE-2026-42539

> 6.5 MEDIUM · 🧪 PoC

## Beschreibung

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-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Keine | good |
| A Verfügbarkeit | Keine | good |

## Patch verfügbar (OSV)

- bbffcafa95ece7ff4a32f38addbd28f6c2389a64 (Commit)

## Referenzen

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

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-42539) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_