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CVE-2026-31272

CRITICAL Exploitation: PoC
9.8
CVSS 3.1
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.

Metadata

CVE ID
CVE-2026-31272
State
PUBLISHED
Assigner
mitre
Reserved
2026-03-09 00:00 UTC
Published
2026-04-07 00:00 UTC
Last updated
2026-04-09 14:05 UTC
Primary CWE
CWE-284
CWE-284 Improper Access Control
Vendor / Product
n/a / n/a
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
yes
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
n/a n/a — n/a
Weakness (CWE)
CWESourceDescription
— cna n/a
CWE-284 adp CWE-284 Improper Access Control
CVSS scores (1)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 adp CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References (1)
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