JLSEC-2026-1212 libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate...

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different 'services'. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

PT-2026-67427

A flaw was found in 389 Directory Server. During SASL PLAIN authentication, the server installs connection-level bind credentials before performing the account-lock check. If the account is subsequently found to be locked, the bind is reported as failed to the client, but the already-installed...

Windows SMB Server Elevation of Privilege Vulnerability

Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

CVE-2026-57574 Misskey: TOTP tokens can be reused

Misskey is an open source, federated social media platform. Prior to 2026.6.0, Misskey contains a vulnerability in Time-based One-Time Password TOTP authentication in UserAuthService where insufficient validation of used tokens allows the reuse of a single-use code within its valid time step. If...

Infrahub: Deleted and expired API tokens can still authenticate

ImpactA bug in the authentication logic will cause API tokens that were deleted and/or expired to be considered valid. This means that any API token that is associated with an active user account can authenticate successfully. PatchesThis issue is fixed in versions 1.3.9 and 1.4.5 WorkaroundsUser...

PYSEC-2026-1463 Infrahub: Deleted and expired API tokens can still authenticate

Impact A bug in the authentication logic will cause API tokens that were deleted and/or expired to be considered valid. This means that any API token that is associated with an active user account can authenticate successfully. Patches This issue is fixed in versions 1.3.9 and 1.4.5 Workarounds...

CVE-2026-41053 Over-inclusive team membership expansion in GitHub App authentication provider for Rancher

Incorrect authentication caching in the team member ship expansion of the Rancher Github authentication provider caused it granting principal access to any logged in user, in 2.13 before 2.13.6 and 2.14 before 2.14.2...

UBUNTU-CVE-2026-8720

wcBlake2bHmacFinal and wcBlake2sHmacFinal discard the message when the key length exceeds the block size, producing a MAC that is independent of the input. When the supplied key is longer than the BLAKE2 block size the key-hashing branch reinitialized the running hash state, discarding the...

USN-8457-1 mysql-8.0, mysql-8.4 vulnerabilities

It was discovered that MySQL Router incorrectly handled repeated TLS protocol upgrade requests. An unauthenticated remote attacker could possibly use this issue to cause MySQL Router to crash, resulting in a denial of service. CVE-2026-46862 It was discovered that MySQL Server incorrectly handled...

org.eclipse.jetty.ee10/jetty-ee10: early return from the JASPIAuthenticator class without clearing ThreadLocal variables

A flaw was found in Eclipse Jetty. The JASPIAuthenticator class is responsible for handling authentication checks. During these checks, the class sets two ThreadLocal variables to store authentication state. Under certain conditions, the authentication process can return early without properly...

CVE-2026-10218

A vulnerability has been found in nextlevelbuilder GoClaw up to 3.11.3. This affects the function auth of the file internal/http/evolutionhandlers.go. Such manipulation leads to improper authorization. The attack can be executed remotely. The exploit has been disclosed to the public and may be...

CVE-2026-1322

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with a readapi scoped OAuth application to create issues and add comments to issues in private projects due t...

CVE-2026-10617

A security vulnerability has been detected in nextlevelbuilder GoClaw up to 3.11.3. This affects the function resolveAuth of the file internal/http/auth.go of the component Webhook Verification Handler. The manipulation leads to missing authentication. Remote exploitation of the attack is possibl...

CVE-2026-45284

Nextcloud is an open source content collaboration platform. From version 1.3.6 to before version 8.4.0, an improper check allowed users that where provided by LDAP to still authenticate towards user OIDC after they where deleted. This issue has been patched in version 8.4.0...

CVE-2026-45284

Nextcloud is an open source content collaboration platform. From version 1.3.6 to before version 8.4.0, an improper check allowed users that where provided by LDAP to still authenticate towards user OIDC after they where deleted. This issue has been patched in version 8.4.0...

PT-2026-45528

Name of the Vulnerable Software and Affected Versions Nextcloud versions 1.3.6 through 8.3.x Description An improper check in the authentication process allows users provided by LDAP to continue authenticating via user OIDC even after they have been deleted. Recommendations Update to version 8.4....

CVE-2026-42560

auth provides authentication via oauth2, direct and email. From versions 1.18.0 to before 1.25.2 and 2.0.0 to before 2.1.2, the Patreon OAuth provider maps every authenticated Patreon account to the same local user.ID, instead of deriving a unique ID from the Patreon account returned by Patreon. ...

CVE-2026-43859

mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP authcram MD5 digest...

JLSEC-2026-240 Issue summary: The AES-SIV cipher implementation contains a bug that causes it to ignore empty...

Issue summary: The AES-SIV cipher implementation contains a bug that causes it to ignore empty associated data entries which are unauthenticated as a consequence. Impact summary: Applications that use the AES-SIV algorithm and want to authenticate empty data entries as associated data can be misl...

CVE-2026-35490

changedetection.io is a free open source web page change detection tool. Prior to 0.54.8, the @loginoptionallyrequired decorator is placed before outer to @blueprint.route instead of after it. In Flask, @route must be the outermost decorator because it registers the function it receives. When the...