CVE-2026-50630

The CVE-2026-50630 issue affects Apache CXF’s OAuth2 implementation, where the AuthorizationUtils class concatenates the realm parameter into the WWW-Authenticate header without sanitizing CR/LF characters. This can enable header injection or HTTP response splitting if an attacker controls the re...

CVE-2026-50628

CVE-2026-50628 concerns Apache CXF’s OAuthRequestFilter, where a logic error creates an inverted IP binding check: legitimate requests from the bound IP are rejected while requests from other IPs are allowed. Red Hat’s advisory attributes this to the OAuthRequestFilter component of CXF and notes ...

CVE-2026-50628 Apache CXF: OAuth2: Inverted IP Binding Check Defeats Security Control

A logic error in OAuthRequestFilter rejects legitimate requests originating from the bound IP address, while blindly allowing requests from any other IP address. Enabling this security feature inadvertently creates an inverse security check. Users are recommended to upgrade to versions 4.2.2 or...

CVE-2026-50627 Apache CXF: OAuth2: Missing JWT Audience and Issuer Validation in Access Token Validator

The JwtAccessTokenValidator class in Apache CXF fails to validate the 'aud' Audience claims of incoming JWT access tokens. This allows a JWT issued for one Resource Server to be successfully replayed against a completely different Resource Server, leading to Token Confusion/Routing attacks. Users...

Exploit for CVE-2026-28699

CVE-2026-28699 — Gitea OAuth2 Scope Bypass via HTTP Basic Auth...

hsweb-framework has an open redirect issue

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect via the OAuth2Client function. An attacker can redirect users to arbitrary external sites by crafting a malicious link and tricking them into clicking it. Remediation A fix was pushed into the master branch but not yet...

CVE-2026-11477 hs-web hsweb-framework OAuth2 Client OAuth2Client.java OAuth2Client redirect

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

CVE-2026-11477

The CVE-2026-11477 affects hs-web hsweb-framework up to 5.0.1, specifically the OAuth2Client in hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java. The issue enables an open redirect due to manipulation of this component, with remot...

PT-2026-47239

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

BIT-AUTHENTIK-2026-40166 authentik: Non-admin user can retrieve confidential OAuth client_secret via /api/v3/oauth2/access_tokens/

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0 through 2026.2.2, authenticated non-admin users with at least one OAuth2 access token can retrieve the clientsecret of confidential OAuth2 providers they have previously authenticated against, exposing...

CVE-2026-44237

Summary: CVE-2026-44237 affects FreePBX before 17.0.8. The api module’s OAuth2 flow does not validate client credentials during token issuance; validateClient() in ClientRepository.php unconditionally returns true. This allows any party with a valid client_id to obtain OAuth2 access tokens withou...

CVE-2026-48153

Budibase: CVE-2026-48153 affects Budibase before 3.39.0. The OAuth2 SDK’s fetchToken makes a POST to a builder-supplied URL using plain node-fetch and bypasses the isBlacklisted outbound-fetch path check, and the OAuth2 URL Joi schema has no scheme/host restrictions. This enables SSRF to reach in...

PT-2026-44064

Name of the Vulnerable Software and Affected Versions Budibase versions prior to 3.39.0 Description The fetchToken function in the OAuth2 SDK performs a POST request to a URL provided by the builder using node-fetch. This process bypasses the isBlacklisted check used by all other outbound fetch...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 4.2.2 contained security vulnerabilities. These vulnerabilities stemmed from the lack of inbound OAuth2/bearer-token authorization when the NEF module mounted the nnef-oam routing group...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 4.2.2 contained security vulnerabilities. These vulnerabilities stemmed from the lack of inbound OAuth2/bearer-token authorization when the NEF module mounted the 3gpp-pfd-management API...

CVE-2026-40166

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, authenticated non-admin users with at least one OAuth2 access token can retrieve the clientsecret of confidential OAuth2 providers they have previously authenticated against, exposing...

Astra Linux – Vulnerability in curl

There is an improper authentication vulnerability in curl versions 7.33.0 through and including 7.82.0. This vulnerability may allow for the reuse of OAUTH2-authenticated connections without ensuring that the connection was authentically verified with the same credentials used for this transfer...

Authentication Bypass

github.com/oauth2-proxy/oauth2-proxy is vulnerable to an authentication bypass. The vulnerability is due to improper handling of health check User-Agent values in authrequest-style integrations when --ping-user-agent or --gcp-healthchecks is enabled, which allows an unauthenticated remote attacke...

SUSE CVE-2026-44166

Pocketbase is an open source web backend written in go. Prior to 0.22.42 and 0.37.4, in some situations, if an attacker knows the email address of the victim they can create and link an unverified PocketBase user in advance by authenticating with one of the OAuth2 app providers, e.g. "A". When th...