ape-volo-admin before 3.6.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator…
CVE-2026-120442
ape-volo-admin before 3.6.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator tokens using a hardcoded JWT signing key in appsettings.json. Attackers can sign tokens offline with the jti claim set to the seeded administrator id to gain full API control over users, roles, permissions and data.
Assessment
- CVSS
- 9.3 (v4.0)
- Severity
- Critical
- Known exploited
- Not listed in CISA KEV
- Exploit availability
- Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
- Published
- 2 November 2026
- Last updated
- 2 November 2026
- Affected
- xianhc · ape-volo-admin
- Assigner
- VulnCheck
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
At the source
References
- https://github.com/xianhc/ape-volo-admin/issues/36
- https://github.com/xianhc/ape-volo-admin/commit/938f7ec58047f0c63123dc155d6a033910f00933
- https://github.com/xianhc/ape-volo-admin/releases/tag/V3.6.1
- https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Api/appsettings.json#L4-L10
- https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Infrastructure/Extensions/AuthorizationExtensions.cs#L50-L60
- https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Infrastructure/Authentication/PermissionHandler.cs#L130-L172
- https://hackmd.io/@hieuPenguinnn/ape-volo-admin-hardcoded-jwt-secret-admin-token-forgery
- https://www.vulncheck.com/advisories/ape-volo-admin-before-3.6.1-hardcoded-jwt-signing-key-authentication-bypass
- https://nvd.nist.gov/vuln/detail/CVE-2026-120442
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