What’s Vulnerable › Vulnerabilities

CVE-2026-92600: Guns through 8.3.5 Information Disclosure via Missing Permission Check

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-16 · updated 2026-09-23
• Weakness: CWE-862

Description

Guns through 8.3.5 contains an information disclosure vulnerability in SysUserController where /sysUser/detail and /sysUser/page endpoints omit requiredPermission configuration, causing the permission interceptor to skip RBAC validation for authenticated users. Attackers with any valid login token can retrieve sensitive user information including account names, real names, email addresses, phone numbers, last login IPs, and role assignments for all users in the system.

Affected products

• stylefeng Guns: through 8.3.5

References

• https://github.com/stylefeng/Guns
• https://github.com/stylefeng/Guns/blob/2a12947733945d5c06197d99ecaa77d7f2b0aeba/src/main/java/cn/stylefeng/guns/core/security/TokenAndPermissionInterceptor.java#L110-L119
• https://github.com/stylefeng/Guns/issues/118
• https://repo1.maven.org/maven2/com/javaguns/roses/system-business-hr/8.3.5/system-business-hr-8.3.5-sources.jar
• https://www.vulncheck.com/advisories/guns-through-8.3.5-information-disclosure-via-missing-permission-check

Get alerted when CVE-2026-92600 or the next vulnerability affects your stack