CVE-2026-40165

authentik is an open-source identity provider. Versions 2025.12.4 and prior, and versions 2026.2.0-rc1 through 2026.2.2 were vulnerable to Authentication Bypass through SAML NameID XML Comment Injection. Due to how authentik extracted the NameID value from a SAML assertion, it was possible for an...

PT-2026-42587

Summary samlify’s template substitution only escapes attribute contexts. Values inserted into element text e.g., are not escaped. A normal user can inject XML markup into an attribute value e.g., email, name and add new elements inside the signed assertion. The IdP then signs the tampered asserti...

CVE-2026-40165: Improper Authentication

authentik is an open-source identity provider. Versions 2025.12.4 and prior, and versions 2026.2.0-rc1 through 2026.2.2 were vulnerable to Authentication Bypass through SAML NameID XML Comment Injection. Due to how authentik extracted the NameID value from a SAML assertion, it was possible for an...

CVE-2026-40165 authentik: SAML NameID XML Comment Injection Enables Authentication Bypass via Identifier Truncation

authentik is an open-source identity provider. Versions 2025.12.4 and prior, and versions 2026.2.0-rc1 through 2026.2.2 were vulnerable to Authentication Bypass through SAML NameID XML Comment Injection. Due to how authentik extracted the NameID value from a SAML assertion, it was possible for an...

Exploit for CVE-2026-2587

CVE-2026-2587 — GlassFish EL Injection RCE...

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Overview Affected versions of this package are vulnerable to Improper Restriction of Recursive Entity References in DTDs 'XML Entity Expansion' via Recursive Collection-Alias Expansion "Billion Laughs". Symfony\Component\Yaml\Parser resolves YAML aliases anchor during parsing. Aliases that...

XML External Entity (XXE) Injection

Overview Affected versions of this package are vulnerable to XML External Entity XXE Injection via the Crawler::addXmlContent XML parsing logic. An attacker can read arbitrary local files by supplying crafted XML containing external entities, as validateOnParse re-enables DTD processing and...

CVE-2026-44665

A flaw was found in fast-xml-builder, a software component used to create XML documents from JSON data. This vulnerability allows a remote attacker to inject unauthorized attributes into the generated XML or HTML output. By crafting malicious input that includes quotes in attribute values without...

CVE-2026-44664

A flaw was found in fast-xml-builder. The software, which builds XML from JSON, incorrectly sanitizes XML comment content. This allows a remote attacker to bypass the sanitization by using three consecutive dashes, enabling them to break out of an XML comment and inject arbitrary XML or HTML...

ANT-2026-TZQ1KH7E · libyang · Use-After-Free

use-after-free medium CVE-2026-41401 GHSA-9f49-8x56-jmjc GHSA-v7jp-vmx6-5429 Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits...

SUSE-SU-2026:2019-1 Security update for cockpit

This update for cockpit fixes the following issues - CVE-2026-0775: npm: loading of modules from an unsecured location can be used for local privilege escalation and arbitrary code execution in the context of a target user bsc1256521. - CVE-2026-4802: remote command execution via unsanitized...

Security update for cockpit

This update for cockpit fixes the following issues CVE-2026-0775: npm: loading of modules from an unsecured location can be used for local privilege escalation and arbitrary code execution in the context of a target user bsc1256521. CVE-2026-4802: remote command execution via unsanitized...

Important: Red Hat Security Advisory: python3.14 security update

An update for python3.14 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

GlassFish's gadget handler is vulnerable to RCE

A critical Remote Code Execution RCE vulnerability was identified in the server-side template rendering mechanism used by the Glassfish gadget handler. The application processes .xml files and evaluates user-supplied values within a context where Expression Language EL “expressions” are processed...

CVE-2026-2587

A critical Remote Code Execution RCE vulnerability was identified in the server-side template rendering mechanism used by the Glassfish gadget handler. The application processes .xml files and evaluates user-supplied values within a context where Expression Language EL “expressions” are processed...

CVE-2026-2587

A critical Remote Code Execution RCE vulnerability was identified in the server-side template rendering mechanism used by the Glassfish gadget handler. The application processes .xml files and evaluates user-supplied values within a context where Expression Language EL “expressions” are processed...

EUVD-2026-30941

A critical Remote Code Execution RCE vulnerability was identified in the server-side template rendering mechanism used by the Glassfish gadget handler. The application processes .xml files and evaluates user-supplied values within a context where Expression Language EL “expressions” are processed...

CVE-2026-2587

CVE-2026-2587 describes a critical RCE in the server-side template rendering used by the Glassfish gadget handler. The flaw arises when processing .xml files, evaluating user-supplied values as Expression Language (EL) expressions without proper sanitization, e.g., #{7*7}, enabling server-side EL...

libvirt: Denial of service in XML parsing

A flaw was discovered in libvirt in the XML file processing. More specifically, the parsing of user provided XML files was performed before the ACL checks. A malicious user with limited permissions could exploit this flaw by submitting a specially crafted XML file, causing libvirt to allocate too...

Moderate: Red Hat Security Advisory: libvirt security update

An update for libvirt is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...