Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth and has enabled at least one of: oidcProvider imported from better-auth/plugins/oidc-provider, or mcp imported from better-auth/plugins/mcp. - Their application has at least one confidential...

PYSEC-2026-1932 Python Social Auth - Django has unsafe account association

Impact Upon authentication, the user could be associated by e-mail even if the associatebyemail pipeline was not included. This could lead to account compromise when a third-party authentication service does not validate provided e-mail addresses or doesn't require unique e-mail addresses. Patche...

Python Social Auth - Django has unsafe account association

ImpactUpon authentication, the user could be associated by e-mail even if the associatebyemail pipeline was not included. This could lead to account compromise when a third-party authentication service does not validate provided e-mail addresses or doesn't require unique e-mail addresses. Patches...

Spotipy's cache file, containing spotify auth token, is created with overly broad permissions

SummaryThe CacheHandler class creates a cache file to store the auth token here: https://github.com/spotipy-dev/spotipy/blob/master/spotipy/cachehandler.pyL93-L98The file created has rw-r--r-- 644 permissions by default, when it could be locked down to rw------- 600 permissions. I think 600 is a...

Malicious code in @tc-core/auth-service (npm)

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MAL-2026-7093 Malicious code in @tc-core/auth-service (npm)

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Malicious code in @pyme-shared/auth (npm)

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MAL-2026-7087 Malicious code in @pyme-shared/auth (npm)

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MAL-2026-7058 Malicious code in @cashback/auth (npm)

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Malicious code in @cashback/auth (npm)

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MAL-2026-7452 Malicious code in cyberday26szymon-auth (PyPI)

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PYSEC-2026-1931 social-auth-app-django affected by Improper Handling of Case Sensitivity

Impact Due to default case-insensitive collation in MySQL or MariaDB databases, third-party authentication user IDs are not case-sensitive and could cause different IDs to match. Patches This issue has been addressed by https://github.com/python-social-auth/social-app-django/pull/566 and fix...

CVE-2026-11610

A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. After a successful SASL bind with integrity protection SSF 0, an authenticated attacker can send a specially crafted oversized LDAP UNBIND packet that is copied into a 512-byte heap receive buffer...

PT-2026-67313

Name of the Vulnerable Software and Affected Versions better-auth versions prior to 1.6.13 better-auth versions 1.7.0-beta.0 through 1.7.0-beta.3 Description The deprecated oidc-provider plugin and the mcp plugin fail to validate the scheme of redirect uris during OAuth client registration. An...

PT-2026-56299

Name of the Vulnerable Software and Affected Versions Better Auth versions prior to 1.6.11 Better Auth versions 1.6.14 and later Description An issue exists in the organization plugin where the acceptInvitation, rejectInvitation, getInvitation, and listUserInvitations endpoints do not sufficientl...

PT-2026-56297

Name of the Vulnerable Software and Affected Versions better-auth versions prior to 1.6.11 Description The legacy oidcProvider and mcp plugins expose an OAuth 2.0 token endpoint that fails to authenticate confidential clients during the refresh token grant. The system authenticates requests based...

PT-2026-56298

Name of the Vulnerable Software and Affected Versions @better-auth/sso versions 0.1.0 through 1.6.10 @better-auth/sso versions 1.7.0-beta.x Description An SSRF flaw exists in the provider registration flow where OpenID Connect OIDC endpoint URLs are accepted without proper validation. When...

PT-2026-67314

Name of the Vulnerable Software and Affected Versions better-auth versions prior to 1.6.11 @better-auth/scim versions prior to 1.6.11 Description When secondaryStorage is configured and storeSessionInDatabase is set to false, certain user-deletion processes fail to remove cached sessions. This...

PT-2026-56300

Name of the Vulnerable Software and Affected Versions Better Auth versions prior to 1.6.11 Description An issue exists in the OAuth callback auto-link gate within the handleOAuthUserInfo function. The system allows implicit account linking when an OAuth provider asserts email verified: true witho...

PT-2026-67316

Name of the Vulnerable Software and Affected Versions better-auth versions prior to 1.6.11 Description The oidcProvider and mcp plugins contain insecure cryptographic defaults. The discovery document advertises the none algorithm in id token signing alg values supported and resource signing alg...