EEF-CVE-2026-54885 Server-side request forgery in Boruta OAuth request_uri and OpenID jwks_uri fetching

Summary Server-Side Request Forgery vulnerability in malach-it Boruta allows an unauthenticated remote attacker to cause the OAuth/OpenID authorization server to issue outbound HTTP requests to attacker-chosen URIs, including internal services and cloud metadata endpoints. Three code paths fetch...

CVE-2026-18353 Unauthenticated SSRF in PIA via OIDC issuer allowlist bypass

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-2026-18353 Unauthenticated SSRF in PIA via OIDC issuer allowlist bypass

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-2026-18353 Unauthenticated SSRF in PIA via OIDC issuer allowlist bypass

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-2026-18353

PIA’s POST /v1/upload/sbom validates a Bearer JWT by checking the unverified iss against an issuer allowlist using urlparse, then performs OIDC discovery with requests. A backslash in the authority (e.g., https://[email protected]/) is parsed into different hostnames, enabling an attac...

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-2026-54885: Server-Side Request Forgery (SSRF)

Server-Side Request Forgery vulnerability in malach-it Boruta allows an unauthenticated remote attacker to cause the OAuth/OpenID authorization server to issue outbound HTTP requests to attacker-chosen URIs, including internal services and cloud metadata endpoints. Three code paths fetch remote...

PT-2026-66438

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-2026-48058

Summary of CVE-2026-48058 (nebula-mesh) nebula-mesh (Slack Nebula mesh control plane) versions prior to 0.3.2 expose a cookie security flaw: internal/web/session.go and internal/web/oidc.go set HttpOnly and SameSite=Lax on cookies but omit the Secure attribute. A plaintext HTTP request to the ori...

DEBIAN-CVE-2026-54603

OAuth2 is a Ruby wrapper for the OAuth 2.0 and 2.1 authorization frameworks, including OpenID Connect OIDC. From 0.4.0 to 2.0.21, a protocol-relative redirect Location returned to OAuth2::Clientrequest overrides the request authority, so the bearer Authorization header is sent to an...

GHSA-3735-5339-XFWX Poweradmin has Host Header Injection in OIDC redirect_uri, SAML ACS/SLO URL, and Logout Redirect Construction.

Summary Poweradmin v4.3.2 uses the attacker-controlled HTTPHOST request header as the authoritative source for building callback URLs in its OIDC, SAML, and logout authentication flows without any validation. An unauthenticated attacker can poison the redirecturi sent to the Identity Provider,...

CVE-2026-54603

OAuth2 is a Ruby wrapper for the OAuth 2.0 and 2.1 authorization frameworks, including OpenID Connect OIDC. From 0.4.0 to 2.0.21, a protocol-relative redirect Location returned to OAuth2::Clientrequest overrides the request authority, so the bearer Authorization header is sent to an...

CVE-2026-54603

Summary (CVE-2026-54603) OAuth2 (Ruby) versions 0.4.0 through 2.0.21 leak credentials via protocol-relative redirects during the OAuth2::Client#request flow. When a 301/302/303/307 redirect’s Location header is protocol-relative (//host/...), the client’s base URL is overridden and the original A...

GHSA-W6P7-2FXX-4F44 Pocket ID: OIDC refresh token flow bypasses authorization revocation, account disabling, and group restrictions

OIDC Refresh Token Flow Bypasses Authorization Revocation, Account Disabling, and Group Restrictions Summary The createTokenFromRefreshToken function oidcservice.go:451 validates the refresh token's cryptographic integrity but does not re-validate the user's current authorization state before...

[SECURITY] Fedora 43 Update: opkssh-0.16.0-1.fc43

OpenPubkey SSH is a tool which enables ssh to be used with OpenID Connect allowing SSH access to be managed via identities like aliceaexample.com ins tead of long-lived SSH keys...

[SECURITY] Fedora 44 Update: opkssh-0.16.0-1.fc44

OpenPubkey SSH is a tool which enables ssh to be used with OpenID Connect allowing SSH access to be managed via identities like aliceaexample.com ins tead of long-lived SSH keys...

PT-2026-65537

Name of the Vulnerable Software and Affected Versions oauth2 versions 0.4.0 through 2.0.21 Description A protocol-relative redirect in the Location header returned to OAuth2::Clientrequest can override the request authority. This occurs because the method resolves redirects using URImerge, which...

GO-2026-6065 Gitea: OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes in gitea.dev

Gitea: OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes in gitea.dev...

GO-2026-6083 Gitea: Blind SSRF in OAuth2 avatar synchronization via unvalidated OIDC picture claim in gitea.dev

Gitea: Blind SSRF in OAuth2 avatar synchronization via unvalidated OIDC picture claim in gitea.dev...

BIT-OPENBAO-2026-33758 OpenBao has Reflected XSS in its OIDC authentication error message

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.2, OpenBao installations that have an OIDC/JWT authentication method enabled and a role with callbackmode=direct configured are vulnerable to XSS via the errordescription parameter on the page for a failed...