VYPR

liboauth2

by Debian

CVEs (2)

  • CVE-2026-54431Jul 3, 2026
    risk 0.00cvss epss

    In liboauth2 the Demonstrating Proof-of-Possession (DPoP) verifier accepts a proof whose JSON Web Key (jwk) header contains private key material. RFC 9449 section 4.3 step 7 requires the verifier to reject such a proof but oauth2_token_verify() function returns success for a…

  • CVE-2026-54430Jul 3, 2026
    risk 0.00cvss epss

    liboauth2 is vulnerable to Server-Side Request Forgery in oauth2_jose_jwks_aws_alb_resolve() function. The AWS ALB verifier reads both signer and kid from the unverified JWT header. If signer matches the configured ARN, kid is appended to alb_base_url without URL encoding or…