Open WebUI 授权问题漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI based on the Open WebUI open source project. Versions of Open WebUI prior to 0.9.0 had an authorization vulnerability. This vulnerability stemmed from the LDAP authentication endpoint failing to verify that the submitt...

CVE-2026-44671

Summary of CVE-2026-44671 (ZITADEL LDAP Filter Injection) : Zitadel’s LDAP IdP parsing fails to escape user-provided usernames in LDAP search filters, enabling unauthenticated users to perform blind LDAP Injection during login. The issue affects Zitadel deployments using LDAP IdP in the following...

Race Condition

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Race Condition through a race condition in the LDAP and OAuth authentication processes. An attacker can obtain administrative privileges by sending multiple concurrent authentication requests during the initi...

SUSE CVE-2026-27851

When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabling unsafe data to be unescaped. This can enable SQL / LDAP injection attacks when used in authentication. Avoid using safe filter until on fixed version. No...

PT-2026-40640

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.2 F5 BIG-IP versions prior to 17.5.1.6 F5 BIG-IP versions prior to 21.0.0.2 Description When the BIG-IP Configuration utility is configured to use Lightweight Directory Access Protocol LDAP authentication,...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability arises from the use ...

CVE-2026-44305

Lemur manages TLS certificate creation. Prior to 1.9.0, when LDAP TLS is enabled LDAPUSETLS = True, Lemur's LDAP authentication module unconditionally disables TLS certificate verification at the global ldap module level. This allows a man-in-the-middle attacker positioned between Lemur and the...

CVE-2026-44305

Lemur manages TLS certificate creation. Prior to 1.9.0, when LDAP TLS is enabled LDAPUSETLS = True, Lemur's LDAP authentication module unconditionally disables TLS certificate verification at the global ldap module level. This allows a man-in-the-middle attacker positioned between Lemur and the...

CVE-2026-44305

CVE-2026-44305 affects Lemur when LDAP_USE_TLS is True. The LDAP authentication module unconditionally disables TLS certificate verification at the global ldap module level, causing any MITM between Lemur and the LDAP server to intercept credentials and potentially modify responses. This vulnerab...

CVE-2026-44304

Lemur manages TLS certificate creation. Prior to 1.9.0, Lemur's LDAP authentication module lemur/auth/ldap.py constructs LDAP search filters using unsanitized user input via Python string interpolation. An authenticated LDAP user can inject LDAP filter metacharacters through the username field to...

CVE-2026-44304

Summary: Lemur’s LDAP authentication module (lemur/auth/ldap.py) constructs LDAP filters using unsanitized username input, enabling a post-authentication LDAP filter injection that can modify group membership queries and escalate privileges to administrator. This affects Lemur prior to version 1....

CVE-2026-44304 Lemur: LDAP Filter Injection enables post-authentication privilege escalation

Lemur manages TLS certificate creation. Prior to 1.9.0, Lemur's LDAP authentication module lemur/auth/ldap.py constructs LDAP search filters using unsanitized user input via Python string interpolation. An authenticated LDAP user can inject LDAP filter metacharacters through the username field to...

CVE-2026-34339

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to deny service locally...

CVE-2026-34339 Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

...

EUVD-2026-29473

An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking one way of doing this, so there was still another way left open. In particular, the fix was for closing braces, but you could still use open braces to bypass t...

Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to deny service locally...

CVE-2026-42006

An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking one way of doing this, so there was still another way left open. In particular, the fix was for closing braces, but you could still use open braces to bypass t...

KLA91040 Multiple vulnerabilities in Microsoft Windows

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions, gain privileges, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. A denial of...

Open-Xchange OX Dovecot Pro 安全漏洞

Open-Xchange OX Dovecot Pro is a mail storage and delivery system provided by the German company Open-Xchange. Open-Xchange OX Dovecot Pro has a security vulnerability. This vulnerability arises from the use of a security filter for variable expansion, where all subsequent pipes on the same strin...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the LDAP connectivity configuration component. An attacker can cause the server to initiate unintended outbound connections by supplying a malicious LDAP server during configuration or testing. This ...