CVE-2026-84185

A flaw was found in the jwcrypto library, which is used for implementing Javascript Object Signing and Encryption JOSE standards. The issue occurs when the library verifies a General JSON Serialization JWS using a set of keys. Due to a coding error, the library fails to correctly identify the...

CVE-2026-84185

CVE-2026-84185 affects the jwcrypto library, a Python implementation of the JOSE (JSON Object Signing and Encryption) standards. The flaw occurs during verification of a General JSON Serialization JWS against a key set (JWKset): due to a coding error, the library fails to correctly match the key ...

Important: runfinch-finch

Issue Overview: On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path is a symbolic link and the path ends in /. For example, 'root.Open"symlink/"' will open "symlink" even when "symlink" is a symboli...

Excessive Iteration

Overview Affected versions of this package are vulnerable to Excessive Iteration in the HashRatchet.getint generation method of GroupKeySet, reached through PrivateMessage.unprotect, which loops while nextGeneration generation next; and caches every intermediate KeyGeneration in an unbounded...

Excessive Iteration

Overview Affected versions of this package are vulnerable to Excessive Iteration in the HashRatchet.getint generation method of GroupKeySet, reached through PrivateMessage.unprotect, which loops while nextGeneration generation next; and caches every intermediate KeyGeneration in an unbounded...

SUSE CVE-2026-49998

Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.1, Centrifugo dynamic JWKS endpoint verification could reuse a key for one allowed issuer to verify a JWT for another allowed issuer because the JWKS cache and singleflight lookup were keyed only by JWT header kid, not...

CVE-2026-18353

PIA's POST /v1/upload/sbom endpoint accepts a Bearer JWT and checks its unverified iss claim against an issuer allowlist using Python's urlparse before performing OIDC discovery with requests. Because urlparse and requests/urllib3 parse an authority string containing a backslash e.g...

CVE-2026-63744

SurrealDB before 3.1.5 contains a server-side request forgery vulnerability in the JWKS fetcher that follows HTTP redirects without re-validating redirect targets against network capabilities. Attackers with Owner role can configure a JWKS URL pointing to an allowlisted host that redirects to...

CVE-2026-63744 SurrealDB before 3.1.5 SSRF via JWKS URL Redirect

SurrealDB before 3.1.5 contains a server-side request forgery vulnerability in the JWKS fetcher that follows HTTP redirects without re-validating redirect targets against network capabilities. Attackers with Owner role can configure a JWKS URL pointing to an allowlisted host that redirects to...

CVE-2026-63744 SurrealDB before 3.1.5 SSRF via JWKS URL Redirect

SurrealDB before 3.1.5 contains a server-side request forgery vulnerability in the JWKS fetcher that follows HTTP redirects without re-validating redirect targets against network capabilities. Attackers with Owner role can configure a JWKS URL pointing to an allowlisted host that redirects to...

PT-2026-61552

Name of the Vulnerable Software and Affected Versions SurrealDB versions prior to 3.2.0 Description A server-side request forgery SSRF issue exists in the JWKS fetcher. The system validates the URL hostname string against allow-lists but fails to verify the resolved IP addresses. An attacker with...

CVE-2026-49998

Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.1, Centrifugo dynamic JWKS endpoint verification could reuse a key for one allowed issuer to verify a JWT for another allowed issuer because the JWKS cache and singleflight lookup were keyed only by JWT header kid, not...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the JWKS key caching process. An attacker can gain unauthorized access to another issuer or tenant's resources by crafting a valid token for one allowed issuer and exploiting the cache...

Fulcio has OIDC Discovery Redirect Following Allows SSRF and JWKS Substitution for Meta-Issuer Paths, with Kubernetes Service-Account Token Leakage

Impact Three security vulnerabilities were identified in the OIDC Discovery client: 1. Blind Server-Side Request Forgery SSRF via Cross-Host Redirects: Fulcio uses an HTTP client to fetch OIDC discovery metadata /.well-known/openid-configuration. Prior to this fix, if a configured issuer returned...

PT-2026-54443

Name of the Vulnerable Software and Affected Versions Fulcio versions prior to 1.8.6 Description The OIDC discovery client improperly follows cross-host redirects and attaches Kubernetes ServiceAccount tokens during the discovery process. This behavior allows a malicious or compromised issuer to...

GHSA-H5RG-8P7F-47G2 SurrealDB: SSRF via JWKS URL — Redirect Following in JWT Key Fetch

SurrealDB fetches the JWKS document for a JWT or record access method using a bare reqwest client that follows HTTP redirects by default. The network capability check in core/src/iam/jwks.rs checkcapabilitiesurl is applied only to the originally configured URL; redirect targets are not...

Exposure of Resource to Wrong Sphere

Overview Affected versions of this package are vulnerable to Exposure of Resource to Wrong Sphere in the TokenKeyResolver function. An attacker can bypass authentication and gain unauthorized access by exploiting the shared static JWKS cache across multiple schemes, allowing a key fetched for one...

CVE-2026-48524

A flaw was found in PyJWT, a Python library for JSON Web Token JWT implementation. A remote attacker can exploit this vulnerability by sending specially crafted JWTs with unknown 'kid' key ID values. This can force the PyJWKClient.getsigningkey function to make an unlimited number of unrate-limit...

Unintended Proxy or Intermediary ('Confused Deputy')

Overview Affected versions of this package are vulnerable to Unintended Proxy or Intermediary 'Confused Deputy' via the uri parameter being passed directly to urllib.request.urlopen, which allows fetching resources using unsupported schemes such as file, ftp, and data. An attacker can access...

PYSEC-2026-177

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, PyJWKClient.getsigningkey forces a fresh HTTP request to the JWKS endpoint for every JWT with an unknown kid value, with no rate limiting. Since kid comes from the unverified token header, an attacker can trigger unlimited...