CVE-2026-31272CRITICAL 9.8EPSS p43.0%

CVE-2026-31272CVE-2026-31272

Description

MRCMS 3.1.2 contains an access control vulnerability. The save() method in src/main/java/org/marker/mushroom/controller/UserController.java lacks proper authorization validation, enabling direct addition of super administrator accounts without authentication.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.58% probability of exploitation · percentile 43.0% · 2026-06-18T12:00:27Z
Published2026-04-07
Last modified2026-04-14

Underlying weaknesses· 1

CWE-284

References

  1. https://github.com/clockw1se0v0/Vul/blob/main/MRCMS/Unauthorized.md

1

TypeTargetConfidenceTier
WeaknessImproper Access Controlcwe-2840%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.