CVE-2026-92601

MEDIUM 6.5

Guns through 8.3.5 Improper Access Control via SysNoticeController

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Guns through 8.3.5 contains an improper access control vulnerability in SysNoticeController where requiredPermission defaults to false and is not overridden by any action methods. Authenticated users without assigned roles can exploit this to create, edit, delete, publish and retract system-wide notices affecting arbitrary users and departments.

CWE	CWE-862
Vendor	stylefeng
Product	guns
Published	Sep 16, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Affected Versions

stylefeng / Guns

0 ≤ 8.3.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/stylefeng/Guns/issues/119 github.com: https://github.com/stylefeng/Guns github.com: https://github.com/stylefeng/Guns/blob/2a12947733945d5c06197d99ecaa77d7f2b0aeba/src/main/java/cn/stylefeng/guns/core/security/TokenAndPermissionInterceptor.java#L110-L119 repo1.maven.org: https://repo1.maven.org/maven2/com/javaguns/roses/system-business-portal/8.3.5/system-business-portal-8.3.5-sources.jar vulncheck.com: https://www.vulncheck.com/advisories/guns-through-8.3.5-improper-access-control-via-sysnoticecontroller

Credits

🔍 George Chen