CVE-2026-34457

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions prior to 7.15.2 contain a configuration-dependent authentication bypass in deployments where OAuth2 Proxy is used with an authrequest-style integration such as nginx authrequest and either...

CVE-2026-41070

openvpn-auth-oauth2 is a plugin/management interface client for OpenVPN server to handle an OIDC based single sign-on SSO auth flows. From version 1.26.3 to before version 1.27.3, when openvpn-auth-oauth2 is deployed in the experimental plugin mode shared library loaded by OpenVPN via the plugin...

CVE-2026-48153

Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no...

CVE-2026-44315

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the 3gpp-pfd-management API without inbound OAuth2/bearer-token authorization. A network attacker who can reach NEF on the SBI can create, read, and delete PFD-management transaction state with a...

CVE-2026-44237

FreePBX is an open source IP PBX. Prior to 17.0.8, the FreePBX api module's OAuth2 implementation does not sufficiently validate client credentials during token issuance. Knowledge of a valid clientid is required. The validateClient method in ClientRepository.php unconditionally returns true,...

FreePBX 安全漏洞

FreePBX is a set of tools from the FreePBX project that allow configuration of Asterisk an IP telephony system through a GUI-based web interface. Versions of FreePBX prior to 17.0.8 contained a security vulnerability. This vulnerability stemmed from the OAuth2 implementation in the API module,...

CVE-2026-48146

Budibase is an open-source low-code platform. Prior to 3.39.0, the OAuth2 token fetch function in packages/server/src/sdk/workspace/oauth2/utils.ts uses raw fetchconfig.url with no SSRF protection. The safe wrapper fetchWithBlacklist exists in the same codebase and is used in every other outbound...

CVE-2026-48153 Budibase: SSRF via OAuth2 token endpoint URL reaches internal hosts and cloud metadata

Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no...

CVE-2026-44325 free5GC: NRF POST /oauth2/token structured-form parser type-confusion panic family (Reflect.Set on incompatible types)

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NRF root SBI endpoint POST /oauth2/token contains a parser-level type-confusion bug family. The handler in NFs/nrf/internal/sbi/apiaccesstoken.go reflects over models.NrfAccessTokenAccessTokenReq,...

CVE-2026-44325

CVE-2026-44325 affects free5GC NRF (v4.2.1) where POST /oauth2/token parses form data with a reflective type-confusion in api_accesstoken.go. The handler reflects over NrfAccessTokenAccessTokenReq, incorrectly treating most fields as a *models.PlmnId and assigns it to various destination fields, ...

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 an OAuth2/bearer-token authorization middleware when SMF mounted UPI management routing groups,...

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 a security vulnerability. This vulnerability stemmed from a parser type confusion in the NRF’s OAuth2 token endpoint, which could potentially cause a panic due to a single...

GO-2026-4963 openvpn-auth-oauth2 returns FUNC_SUCCESS on client-deny, allowing unauthenticated VPN access in github.com/jkroepke/openvpn-auth-oauth2

openvpn-auth-oauth2 returns FUNCSUCCESS on client-deny, allowing unauthenticated VPN access in github.com/jkroepke/openvpn-auth-oauth2...

Linux Distros Unpatched Vulnerability : CVE-2026-41070

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - openvpn-auth-oauth2 is a plugin/management interface client for OpenVPN server to handle an OIDC based single sign-on SSO auth flows. From version 1.26.3 to...

Spring Office Hours Podcast: S5E16 - May Release Train Shift & What's Coming in Spring Boot 4.1

Join Dan Vega and DaShaun Carter for the latest updates from the Spring Ecosystem. In this episode, Dan and DaShaun break down the recently announced shift of the May release train from May 11-22 to June 1-5, and what that means for your upgrade planning across the Spring portfolio. They also dig...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via unvalidated URL processing in the OAuth2 dynamic client registration process. An attacker can access internal network resources or sensitive information by supplying malicious URLs to be fetched by t...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via unvalidated URL processing in the OAuth2 dynamic client registration process. An attacker can access internal network resources or sensitive information by supplying malicious URLs to be fetched by t...

Improper Authentication

github.com/pocketbase/pocketbase is vulnerable to Improper Authentication. The vulnerability is due to flawed OAuth2 account auto-linking logic, which allows an attacker who knows a victim's email address to pre-create an unverified account that is later automatically linked and verified when the...

Better Auth: OAuth callback accepts mismatched `state` when cookie-backed state storage is used without PKCE

Am I affected? Users are affected if all of the following are true: - The application uses better-auth at a version below 1.6.2 or @better-auth/sso paired with such a version. - betterAuth account: storeStateStrategy is set to "cookie". The default "database" is not affected. - The application...

CVE-2026-44166 Pocketbase: Account pre-hijacking via OAuth2 unverfied->verified autolinking upgrade

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...