CVE-2026-45063 Symfony: Identity Spoofing via Unanchored DN Regex in X509Authenticator

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, X509Authenticator extracts the user identifier from $SERVER'SSLCLIENTSDN' with an unanchored regex that matches emailAddress= anywhere in the distinguishe...

CVE-2026-14461 Out-of-bound read in mtr

mtr is vulnerable to Out-of-bound read vulnerability in ipinfolookup function. An attacker who can influence the TXT response used for AS lookups can trigger this bug by returning a DNS response that is larger than 512 bytes and uses a crafted compression pointer in the answer NAME...

CVE-2026-59692

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

CVE-2026-59269

A user authenticating to Kubernetes clusters via the Pinniped Supervisor could potentially gain elevated permissions in the clusters, only if all the following conditions were true: the Pinniped Supervisor server is running with an ActiveDirectoryIdentityProvider resource configured; the...

DEBIAN-CVE-2026-14940

A heap-buffer-overflow flaw was found in 389 Directory Server 389-ds-base. When normalizing a Distinguished Name DN that contains a legacy-quoted value encoding a multivalued nested Relative Distinguished Name RDN, the server can write past the end of a heap allocation while sorting RDN...

CVE-2026-14940

A heap-buffer-overflow flaw was found in 389 Directory Server 389-ds-base. When normalizing a Distinguished Name DN that contains a legacy-quoted value encoding a multivalued nested Relative Distinguished Name RDN, the server can write past the end of a heap allocation while sorting RDN...

Linux Distros Unpatched Vulnerability : CVE-2026-49268

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A remote attacker can inject LDAP special characters into the Distinguished Name DN construction in DefaultLdapRealm class. User-supplied username input is...

GHSA-6MWX-4547-5VC9 OpenBao: LDAPi ldaputil (wrong escape func)

Description Component sdk/helper/ldaputil/client.go — the shared LDAP utility library used by both the LDAP authentication backend and OpenLDAP secrets engine to construct LDAP search filters and bind DNs. Root Cause The LDAP utility contains a function selection error that causes incorrect...

LDAP Injection

Overview org.apache.shiro:shiro-core is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management. Affected versions of this package are vulnerable to LDAP Injection in the DefaultLdapRealm class. An attacker can bypass...

CVE-2026-47838

SubjectDnX509PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. Affected versions: Spring Security 5.7....

CVE-2026-47838

Spring Security CVE-2026-47838 involves the SubjectDnX509PrincipalExtractor and malformed X.509 CN values, causing the extracted username to be read incorrectly and potentially allowing an attacker to impersonate another user. Affected versions include Spring Security 5.7.0–5.7.24; 5.8.0–5.8.26; ...

CVE-2026-47838 Unauthorized User Impersonation when Using X.509 Client Certificates

SubjectDnX509PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. Affected versions: Spring Security 5.7....

CVE-2026-47838 Unauthorized User Impersonation when Using X.509 Client Certificates

SubjectDnX509PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. Affected versions: Spring Security 5.7....

Astra Linux – Vulnerability in OpenLDAP

A flaw was discovered in OpenLDAP before version 2.4.57. This flaw led to an assertion failure in slapd during the X.509 DN parsing in the decode.c file, specifically at the bernextelement function. This caused a denial of service...

Astra Linux – Vulnerability in slapi-nis

A flaw was discovered in slapi-nis in versions prior to 0.56.7. A NULL pointer dereferencing during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory server. The greatest threat from this vulnerability is to system availability...

CVE-2026-41919 Apache OFBiz: Authentication Bypass due to Improper Neutralization of LDAP Special Elements in DN Construction

Improper Neutralization of Special Elements used in an LDAP Query 'LDAP Injection' vulnerability in Apache OFBiz. This issue affects Apache OFBiz: before 24.09.06. Users are recommended to upgrade to version 24.09.06, which fixes the issue...

CVE-2026-41919 Apache OFBiz: Authentication Bypass due to Improper Neutralization of LDAP Special Elements in DN Construction

Improper Neutralization of Special Elements used in an LDAP Query 'LDAP Injection' vulnerability in Apache OFBiz. This issue affects Apache OFBiz: before 24.09.06. Users are recommended to upgrade to version 24.09.06, which fixes the issue...

CVE-2026-41919 Apache OFBiz: Authentication Bypass due to Improper Neutralization of LDAP Special Elements in DN Construction

Improper Neutralization of Special Elements used in an LDAP Query 'LDAP Injection' vulnerability in Apache OFBiz. This issue affects Apache OFBiz: before 24.09.06. Users are recommended to upgrade to version 24.09.06, which fixes the issue...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation due to ineffective hostname verification in the TLS certificate validation. An attacker can bypass expected hostname checks by presenting a certificate signed by the trusted certificate authority but with...

CVE-2026-40684

In Exim before 4.99.2, on systems using musl libc not glibc, an attacker can crash the connection instance when malformed DNS data is present in PTR records. This is caused by a dnexpand oddity in octal printing...