CVE-2026-90961 MISP LdapAuth and LinOTPAuth Authentication Bypass via Empty or Non-String Credentials

The LdapAuth and LinOTPAuth authentication plugins in MISP contain an authentication bypass vulnerability. Both LdapAuthenticate and LinOTPAuthenticate replace CakePHP's FormAuthenticate class but fail to replicate its checkFields input validation guard. As a result, the email and password fields...

CVE-2026-90961

MISP ≤2.5.45 contains an authentication bypass in the LdapAuth and LinOTPAuth plugins. Both replace CakePHP's FormAuthenticate but omit its _checkFields() validation guard, allowing empty or non-string credentials to reach downstream logic. In the LDAP authenticator, an empty password forwarded t...

SUSE CVE-2026-19931

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99777 CVE-2026-19931 affecting package cmake 3.30.3-15

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

ALPINE-CVE-2026-19931

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99843 CVE-2026-19931 affecting package rust 1.90.0-10

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

CVE-2026-19931 Negotiate ambient user conn reuse

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

CVE-2026-19931 Negotiate ambient user conn reuse

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

CVE-2026-85216

MISP contains an authentication bypass vulnerability in its LDAP and LinOTP authentication components due to insufficient validation of user-supplied credentials. The custom LdapAuthenticate and LinOTPAuthenticate components replace CakePHP's FormAuthenticate implementation but did not replicate...

EUVD-2026-70510

MISP contains an authentication bypass vulnerability in its LDAP and LinOTP authentication components due to insufficient validation of user-supplied credentials. The custom LdapAuthenticate and LinOTPAuthenticate components replace CakePHP's FormAuthenticate implementation but did not replicate...

CVE-2026-85216

MISP contains an authentication bypass in its LDAP and LinOTP components. The custom LdapAuthenticate and LinOTPAuthenticate components replaced CakePHP's FormAuthenticate but failed to replicate its credential validation, allowing empty or non-string values to reach underlying mechanisms. In the...

Curl 7.64.1 < 8.22.0 Negotiate Ambient User Connection Reuse

The version of curl installed on the remote host is 7.64.1 prior to 8.22.0. It is, therefore, affected by an information disclosure vulnerability: - A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is...

PT-2026-84652

Name of the Vulnerable Software and Affected Versions libcurl affected versions not specified Description A flaw exists where the software incorrectly reuses an HTTP connection setup for a specific hostname when using Negotiate authentication, specifically when the initial request is made with...

EUVD-2026-48745

The web management interface of Tycon Systems TPDIN-Monitor-WEB2 does not perform server-side validation of credentials during the login process. By submitting empty values for both credential fields, an unauthenticated remote attacker can bypass the authentication check and establish a valid...

CVE-2026-61884

The Tycon Systems TPDIN-Monitor-WEB2 ships without HTTP credentials configured, intended for an installer to set them on first use. On firmware 2.4.4 and earlier, a unit left in this unconfigured state serves the web management interface without requiring any login. An attacker with network acces...

CVE-2026-61884 Tycon Systems TPDIN-Monitor-WEB2 Missing Authentication for Critical Function

The Tycon Systems TPDIN-Monitor-WEB2 ships without HTTP credentials configured, intended for an installer to set them on first use. On firmware 2.4.4 and earlier, a unit left in this unconfigured state serves the web management interface without requiring any login. An attacker with network acces...

CVE-2026-61884

Technical details are not publicly available in the provided documents. Monitor for updates from NVD/CVE and trusted advisories to confirm affected versions, root cause specifics, and remediation.

CVE-2026-61884 Tycon Systems TPDIN-Monitor-WEB2 Missing Authentication for Critical Function

The Tycon Systems TPDIN-Monitor-WEB2 ships without HTTP credentials configured, intended for an installer to set them on first use. On firmware 2.4.4 and earlier, a unit left in this unconfigured state serves the web management interface without requiring any login. An attacker with network acces...

PT-2026-64420

Name of the Vulnerable Software and Affected Versions Tycon Systems TPDIN-Monitor-WEB2 affected versions not specified Description The web management interface fails to perform server-side validation of credentials during the login process. An unauthenticated remote attacker can bypass the...

CVE-2026-32696

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In NanoMQ version 0.24.6, after enabling auth.httpauth HTTP authentication, when a client connects to the broker using MQTT CONNECT without providing username/password, and the configuration params uses the placeholders %u / %P...