CRITICAL 9.3 NVD
CVE-2026-75627
Bastillion fails to properly validate request URI paths in its controller dispatcher, allowing unauthenticated attackers to bypass authentication filters by pre
Bastillion fails to properly validate request URI paths in its controller dispatcher, allowing unauthenticated attackers to bypass authentication filters by prefixing requests with arbitrary path segments. Attackers can access administrative controllers to read user listings, create manager accounts, and register managed systems, gaining control over SSH access to the managed fleet.
References
- https://github.com/bastillion-io/Bastillion
- https://github.com/bastillion-io/Bastillion/blob/master/src/main/java/loophole/mvc/base/Ba
- https://github.com/bastillion-io/Bastillion/commit/d759fb686a1a097b1b026e286fd9b20e5ba349c
- https://github.com/bastillion-io/Bastillion/issues/669
- https://www.vulncheck.com/advisories/bastillion-authentication-bypass-via-path-prefix-rout
This critical severity vulnerability with a CVSS score of 9.3 was published on 2026-08-18 via NVD.
Risk Timeline
CVE Disclosed2026-08-18 · -1 days ago
Remediation Resources
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