org.bouncycastle/bc-java: Bouncy Castle for Java: Denial of Service via quadratic-time escaping of X.500 distinguished names

A flaw was found in Bouncy Castle for Java. A remote, unauthenticated attacker could exploit a quadratic-time escaping vulnerability when stringifying X.500 distinguished names. This could lead to a Denial of Service DoS due to excessive resource consumption...

Astra Linux – Vulnerability in the 389-DS-base

When binding against a DN during authentication, the response from 389-ds-base will differ depending on whether the DN exists or not. This can be exploited by an unauthenticated attacker to check the existence of an entry in the LDAP database...

Astra Linux – Vulnerability in the 389-DS-base

A flaw was discovered in the 389-ds-base LDAP Server. This issue occurs when performing an Modify DN LDAP operation via the ldap protocol, where the function’s return value is not checked, and a NULL pointer is dereferenced. If a privileged user performs an LDAP MODDN operation after a failed...

openssl: untrusted sender DN used as format string in CMP response validation

A flaw was found in OpenSSL. A malicious CMP Certificate Management Protocol endpoint can send an unexpected distinguished name DN directly as the format string argument to ERRraisedata, causing the application to dereference and write to unrelated stack contents. This can lead to a crash in the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: gstreamer1-plugins-bad-free (UTSA-2026-106196)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-106196 advisory. 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 ...

DoS (Denial of Service) Apache Tomcat Dependency in Jira Software Data Center

This High severity DoS Denial of Service vulnerability known as CVE-2026-58059 was introduced in 9.12.1 and later of Jira Software Data Center and Server. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

DoS (Denial of Service) Bouncy Castle Dependency in Confluence Data Center

This High severity DoS Denial of Service vulnerability known as CVE-2026-58059 was introduced in versions 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

SUSE CVE-2026-63073

Issue summary: OpenSSL CMP response validation passed an unexpected response sender distinguished name directly as the format string to ERRraisedata. Impact summary: A malicious or intercepted CMP endpoint can crash a CMP client that enforces an expected sender or uses a pinned server certificate...

openssl: untrusted sender DN used as format string in CMP response validation

A flaw was found in OpenSSL. A malicious CMP Certificate Management Protocol endpoint can send an unexpected distinguished name DN directly as the format string argument to ERRraisedata, causing the application to dereference and write to unrelated stack contents. This can lead to a crash in the...

Use of Externally-Controlled Format String

Overview Affected versions of this package are vulnerable to Use of Externally-Controlled Format String in osslcmpmsgcheckupdate in crypto/cmp/cmpvfy.c. An attacker can crash a CMP client by sending an unexpected response with a sender distinguished name containing format specifiers such as %s or...

CVE-2026-63073

Issue summary: OpenSSL CMP response validation passed an unexpected response sender distinguished name directly as the format string to ERRraisedata. Impact summary: A malicious or intercepted CMP endpoint can crash a CMP client that enforces an expected sender or uses a pinned server certificate...

Linux Distros Unpatched Vulnerability : CVE-2026-63073

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: OpenSSL CMP response validation passed an unexpected response sender distinguished name directly as the format string to ERRraisedata. Impact...

DoS (Denial of Service) org.bouncycastle:bcprov-jdk18on Dependency in Bamboo Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 10.2.1, 11.0.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

EulerOS 2.0 SP11 : python-ecdsa (EulerOS-SA-2026-3143)

According to the versions of the python-ecdsa packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The ecdsa PyPI package is a pure Python implementation of ECC Elliptic Curve Cryptography with support for ECDSA Elliptic Curve Digital...

keycloak-services: keycloak-services: LDAP entry-DN user search bypasses configured users DN boundary

A flaw was found in the LDAP storage provider of Keycloak, which is used to federate user identities from external directories. The issue occurs when a delegated administrator performs a search using a specific LDAP entry Distinguished Name DN. Due to missing validation, the system allows lookups...

CVE-2026-16071

Affects Keycloak’s LDAP storage provider. The vulnerability arises when a delegated administrator searches with a specific LDAP entry DN; due to missing validation, lookups can target users outside the configured search boundary. This may disclose account information from unauthorized directory p...

eda-server: ExternalEventStreamViewSet trusts Subject header without validation and leaks expected DN

A flaw was found in the Event-Driven Ansible EDA server. The ExternalEventStreamViewSet uses permissive access controls permissionclasses=AllowAny, authenticationclasses= and relies solely on the Subject HTTP header value for mTLS authentication without verifying that the header originated from a...

K000162757: Spring Security vulnerability CVE-2026-47838

Security Advisory Description 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...

JLSEC-2026-1132

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, when using mTLS for client identity, with verifyandmap to derive a NATS identity from the client certificate's Subject DN, certain patterns of RDN would not be...

Inefficient Algorithmic Complexity

Overview org.bouncycastle:bcprov-jdk15 is a package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity ...