1610 matches found
Open WebUI 'LDAP Empty Password' - Authentication Bypass
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the LDAP authentication endpoint does not validate that the submitted password is non-empty before performing a Simple Bind against the LDAP server. The LdapForm Pydantic model accep...
CVE-2026-57962
A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client until it crashes due to memory exhaustion. This vulnerability was fixed in Thunderbird 152.0.1 and...
EUVD-2026-40861
A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client until it crashes due to memory exhaustion. This vulnerability was fixed in Thunderbird 152.0.1 and...
CVE-2026-49434
Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used...
Security Bulletin: Multiple Vulnerabilities in bcprov package bundled with IBM Fusion, IBM Fusion HCI, IBM Fusion Data Cataloging, and IBM Fusion Content-Aware Storage
Summary IBM Fusion, IBM Fusion HCI, IBM Fusion Data Cataloging, and IBM Fusion Content-Aware Storage include bcprov library, which is susceptible to use of broken cryptographic algorithm, Improper neutralization, covert timing channel vulnerabilities CVE-2025-14813, CVE-2026-0636, CVE-2026-5598...
CVE-2026-35025
ProFTPD versions affected: 1.3.9b and 1.3.10rc2. Issue: an access control bypass in the RNFR path handling allows authenticated FTP users to bypass Directory ACL restrictions by prefixing paths with /proc/self/root. Root cause: unresolved symlink components in dir_canonical_path() cause dir_check...
EUVD-2026-38208
A vulnerability has been identified in centraldogma-server-auth-shiro versions prior to 0.84.0, where the SearchFirstActiveDirectoryRealm substitutes the login username into an LDAP search filter without neutralizing LDAP filter metacharacters, allowing an unauthenticated attacker to manipulate t...
Astra Linux ā Vulnerability in curl
There is an improper authentication vulnerability in curl versions 7.33.0 through and including 7.82.0. This vulnerability may allow for the reuse of OAUTH2-authenticated connections without ensuring that the connection was authentically verified with the same credentials used for this transfer...
Astra Linux ā Vulnerability in Samba
A vulnerability related to information leaks was discovered in Sambaās LDAP server. Due to missing access control checks, a authenticated but unprivileged attacker could discover the names and preserved attributes of deleted objects in the LDAP store...
Astra Linux ā Vulnerability in Zabbix
The request to LDAP is sent before checking the user permissions...
Astra Linux ā Vulnerability in Derby
A cleverly designed username can bypass LDAP authentication checks. In LDAP-authenticated Derby installations, this could allow an attacker to create unnecessary Derby databases, thereby filling up storage space. In LDAP-authenticated Derby installations, the attacker could also execute malware...
389-ds-base: 389-ds-base: unbounded LDAP controls count in get_ldapmessage_controls_ext() causes CPU and heap amplification (remote DoS)
A flaw was found in 389-ds-base. The getldapmessagecontrolsext function in the LDAP server does not enforce an upper bound on the number of controls per LDAP message. A remote, unauthenticated attacker can send a specially crafted LDAP request containing hundreds of thousands of minimal controls...
CVE-2026-49268
A remote attacker can inject LDAP special characters into the Distinguished Name DN construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. This allows an attacker to manipulate th...
DEBIAN-CVE-2026-49268
A remote attacker can inject LDAP special characters into the Distinguished Name DN construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. This allows an attacker to manipulate th...
EUVD-2026-37701
A remote attacker can inject LDAP special characters into the Distinguished Name DN construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. This allows an attacker to manipulate th...
Vulnerabilities in Oracle Fusion Middleware products
Oracle has identified several vulnerabilities in various products within the Oracle Fusion Middleware suite, including WebLogic Server, WebCenter Content, WebCenter Sites, WebCenter Portal, WebCenter Enterprise Capture, Identity Manager, Identity Manager Connector, Access Manager, Coherence,...
Important: Red Hat Security Advisory: 389-ds:1.4 security update
An update for the 389-ds:1.4 module is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...
SUSE CVE-2026-11788
A flaw was found in 389 Directory Server. The dereference control plugin does not check for allocation failure before using a BER structure, allowing an unauthenticated remote attacker to crash the LDAP server when the system is under memory pressure...
CVE-2026-35563
It was identified that the LDAP client implementation in version 2.1.7 does not verify if the server certificate matches the intended LDAP hostname. While the underlying code validates the certificate chain against a trusted authority, the absence of endpoint identification allows a valid...
WatchGuard FireboxV LDAP Race Condition
WatchGuard FireboxV with firmware version 12.11.6 Build B728370 suffers from a race condition in rscryptosetupldapserver libpkicli.so that allows two concurrently-processed IKEv1 Aggressive Mode packets to trigger a double-free and use-after-Free on the global LDAP connection handle. The research...