vetkit.kotlin.jwt.signature-not-verified
A JWT is accepted without signature verification (unsigned/none algorithm tokens).
Last updated:
Suite: Security
kotlin
A JWT is accepted without signature verification (unsigned/none algorithm tokens).
Category: SECURITY · Engine rule severity: ERROR
How to fix it
Verify tokens with a key (parseSignedClaims/parseClaimsJws in jjwt, JWT.require(alg).build().verify() in java-jwt) and never accept the none algorithm.
References
Source: packages/engine/rules/sast/kotlin.yml.
Generated from shipped rule definitions at build time. Matching is a review signal, not proof of exploitability. “generic” denotes text matching, not complete language or framework coverage. Runtime configuration and available tools affect whether a rule runs.