ANT-2026-6615Y595 · wolfSSL · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-5448 Severity Claude medium · Security research firm medium · Maintainer - REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-6615Y595: Final Assessment: 2-Byte Heap Overflow in wolfSSLX509notAfter /...

CVE-2026-8922

A flaw was found in Keycloak. When both realm-level and client-level notBefore revocation policies are configured, Keycloak's OpenID Connect OIDC Introspection feature fails to properly honor the realm-level policy. This allows tokens that should have been revoked to remain active, potentially...

CVE-2026-8922 Org.keycloak/keycloak-services: keycloak: org.keycloak.protocol.oidc: security flaw in org.keycloak/keycloak-services

A flaw was found in Keycloak. When both realm-level and client-level notBefore revocation policies are configured, Keycloak's OpenID Connect OIDC Introspection feature fails to properly honor the realm-level policy. This allows tokens that should have been revoked to remain active, potentially...

Incorrect Implementation of Authentication Algorithm

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm through the TokenManager and OIDC endpoint token checks ...

CVE-2026-44459

CVE-2026-44459 (Hono) concerns improper validation of JWT NumericDate claims (exp, nbf, iat) in hono/utils/jwt prior to 4.12.18. The vulnerability allows tokens with non-spec-compliant claim values to silently bypass time-based checks when verify() processes malformed claims (not exploitable by a...

CVE-2026-44459

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.18, improper validation of the JWT NumericDate claims exp, nbf, and iat in hono/utils/jwt allows tokens with non-spec-compliant claim values to silently bypass time-based checks. This issue is not...

GHSA-HM8Q-7F3Q-5F36 Hono has improper validation of NumericDate claims (exp, nbf, iat) in JWT verify()

Summary Improper validation of the JWT NumericDate claims exp, nbf, and iat in hono/utils/jwt allows tokens with non-spec-compliant claim values to silently bypass time-based checks. This issue is not exploitable by an anonymous attacker; it only manifests when a malformed claim value reaches...

DEBIAN-CVE-2026-5448

X.509 date buffer overflow in wolfSSLX509notAfter / wolfSSLX509notBefore. A buffer overflow may occur when parsing date fields from a crafted X.509 certificate via the compatibility layer API. This is only triggered when calling these two APIs directly from an application, and does not affect TLS...

CVE-2026-5448 1-2 Byte Buffer Overflow in wolfSSL_X509_notAfter/notBefore

X.509 date buffer overflow in wolfSSLX509notAfter / wolfSSLX509notBefore. A buffer overflow may occur when parsing date fields from a crafted X.509 certificate via the compatibility layer API. This is only triggered when calling these two APIs directly from an application, and does not affect TLS...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-25537

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

CVE-2026-25537

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

CVE-2026-25537

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

EUVD-2026-5334

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

CVE-2026-25537 jsonwebtoken has Type Confusion that leads to potential authorization bypass

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

CVE-2026-25537 jsonwebtoken has Type Confusion that leads to potential authorization bypass

jsonwebtoken is a JWT lib in rust. Prior to version 10.3.0, there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s...

CVE-2026-25537

The CVE-2026-25537 entry concerns the jsonwebtoken Rust library. A Type Confusion in claim validation causes a value with the wrong JSON type (e.g., String instead of Number) for standard claims (nbf/exp) to be marked as FailedToParse, which the validator treats as NotPresent. Consequently, when ...

GHSA-H395-GR6Q-CPJC jsonwebtoken has Type Confusion that leads to potential authorization bypass

Summary: It has been discovered that there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s internal parsing mechanism...

jsonwebtoken has Type Confusion that leads to potential authorization bypass

Summary: It has been discovered that there is a Type Confusion vulnerability in jsonwebtoken, specifically, in its claim validation logic. When a standard claim such as nbf or exp is provided with an incorrect JSON type Like a String instead of a Number, the library’s internal parsing mechanism...