CVE-2026-12746 Dancer2::Plugin::Auth::OAuth::Provider versions before 0.23 for Perl do not support the OAuth 2.0 state parameter

Dancer2::Plugin::Auth::OAuth::Provider versions before 0.23 for Perl do not support the OAuth 2.0 state parameter. The authenticationurl method builds the provider authorization redirect without issuing a state value, and the callback method exchanges the callback code and registers the resulting...

CVE-2026-12746

Dancer2::Plugin::Auth::OAuth::Provider versions before 0.23 for Perl do not support the OAuth 2.0 state parameter. The authenticationurl method builds the provider authorization redirect without issuing a state value, and the callback method exchanges the callback code and registers the resulting...

CVE-2026-12746

CVE-2026-12746 affects Dancer2::Plugin::Auth::OAuth::Provider versions before 0.23 (Perl). The underlying issue is that the OAuth 2.0 state parameter is not supported, causing the authentication_url to redirect without a state value and the callback to process the response without binding it to t...

Linux Distros Unpatched Vulnerability : CVE-2026-14612

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Two off-by-one errors in the FreeIPA ipa-otpd daemon's OAuth2 device authorization handler can cause out- of-bounds memory access when processing an oversized...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to improper enforcement of the PKCE S256 challenge during the OAuth2 token exchange process. An attacker can obtain access tokens without providing the expected code verifier by bypassing the intended...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the OAuth sign-in callback process. An attacker can regain access to accounts that have been disabled by an administrator by initiating an OAuth sign-in, resulting in unauthorized re-enablement of those account...

CVE-2026-28699

Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be bypassed through HTTP Basic authentication...

CVE-2026-26232

Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange...

CVE-2026-58422 Improper authorization on OAuth sign-in callback silently re-enables administrator-disabled accounts

Improper authorization on OAuth sign-in callback silently re-enables administrator-disabled accounts...

CVE-2026-28699 Gitea Basic Auth bypasses OAuth2 access token scopes

Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be bypassed through HTTP Basic authentication...

CVE-2026-28699 Gitea Basic Auth bypasses OAuth2 access token scopes

Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be bypassed through HTTP Basic authentication...

CVE-2026-14612

Two off-by-one errors in the FreeIPA ipa-otpd daemon's OAuth2 device authorization handler can cause out-of-bounds memory access when processing an oversized response from a configured external OAuth2/OIDC Identity Provider. An attacker who controls or can man-in-the-middle the IdP endpoint may b...

CVE-2026-14612

The CVE concerns FreeIPA’s ipa-otpd daemon, specifically the OAuth2 device authorization handler. Two off-by-one errors can trigger out-of-bounds memory access when handling an oversized response from a configured external OAuth2/OIDC Identity Provider. Exploitation requires FreeIPA to be configu...

Linux Distros Unpatched Vulnerability : CVE-2026-54430

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - liboauth2 is vulnerable to Server-Side Request Forgery in oauth2josejwksawsalbresolve function. The AWS ALB verifier reads both signer and kid from the unverifi...

GHSA-4Q9J-6299-GXMR Dragonfly Manager OAuth provider client_secret disclosure via unauthenticated GET /api/v1/oauth

Summary The Dragonfly Manager exposes GET /api/v1/oauth and GET /api/v1/oauth/:id to unauthenticated clients. The response body deserializes the entire manager/models.Oauth struct, which includes the clientsecret field. Any network-reachable attacker can read the OAuth client secrets configured f...

EUVD-2026-41277

In liboauth2 the Demonstrating Proof-of-Possession DPoP verifier accepts a proof whose JSON Web Key jwk header contains private key material. RFC 9449 section 4.3 step 7 requires the verifier to reject such a proof but oauth2tokenverify function returns success for a malformed DPoP proof that...

PT-2026-55450

Name of the Vulnerable Software and Affected Versions dragonfly versions prior to 2.4.4 Description The Dragonfly Manager fails to enforce authentication on specific API endpoints, allowing unauthenticated network-reachable attackers to retrieve sensitive OAuth client secrets. The issue occurs...

CVE-2026-55660 TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover

Tina is a headless content management system. In versions prior to @tinacms/app 2.5.6 and tinacms 3.9.3, cross-origin postMessage handlers and a rich-text URL-sanitization bypass enable stored XSS and session takeover. The library registers window message listeners — the useTina overlay handler,...

github.com/prometheus/prometheus: Prometheus: Information disclosure of Azure OAuth client secret via config API

A flaw was found in Prometheus, an open-source monitoring system. The clientsecret field within the Azure Active Directory AD remote write OAuth configuration was incorrectly handled as a plain string instead of a secure Secret type. This misconfiguration allowed any user or process with access t...

CVE-2026-58029 Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiChangeAuthenticationData.Php, includes/Api/ApiLinkAccount.Php, includes/Api/ApiRemoveAuthenticationData.Php, includes/Specials/SpecialLinkAccounts.Php,...