CVE-2026-27135: Reachable Assertion

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the incoming data when user facing public API nghttp2sessionterminatesession or nghttp2sessionterminatesession2 is called by the application. They might be...

CVE-2026-22168: Improper Neutralization of Argument Delimiters in a Command

OpenClaw versions prior to 2026.2.21 contain an approval-integrity mismatch vulnerability in system.run that allows authenticated operators to execute arbitrary trailing arguments after cmd.exe /c while approval text reflects only a benign command. Attackers can smuggle malicious arguments throug...

CVE-2026-4359

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

UBUNTU-CVE-2026-4359

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

CVE-2026-4359 Heap-buffer-over-read in _mongoc_http_send via strstr on non-null-terminated buffer

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

CVE-2026-4359

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

CVE-2026-4359

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

glibc: glibc: Information disclosure via zero-valued network query

A flaw was found in glibc, the GNU C Library. When an application calls the getnetbyaddr or getnetbyaddrr functions to resolve a network address, and the system's nsswitch.conf file is configured to use a DNS Domain Name System backend for network lookups, a query for a zero-valued network can le...

libucl security vulnerabilities

Libucl is a C-language general configuration library parser developed by Vsevolod Stakhov. Libucl has a security vulnerability. This vulnerability arises from the uclobjectemit function during parsing and emitting UCL inputs containing embedded null-byte keys, which may lead to a denial-of-servic...

EulerOS Virtualization 2.12.1 : glibc (EulerOS-SA-2026-1426)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version...

MongoDB C Driver security vulnerabilities

The MongoDB C Driver is an open-source driver developed by MongoDB, designed to connect to and operate MongoDB databases in C-language programs. There is a security vulnerability in the MongoDB C Driver, where applications using this driver may crash due to receiving malformed HTTP responses...

HPESBST05001 rev.1 - HPE SAN Switches with Brocade Fabric OS (FOS), Multiple Vulnerabilities

Potential Security Impact: Local: Arbitrary Command Execution, Directory Traversal, Elevation of Privilege, Escalation of Privilege, Gain Unauthorized Access, Unauthorized Access to Sensitive Information SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE Brocade Fabric OS -...

CVE-2026-4359: Improper Neutralization of Null Byte or NUL Character

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: glibc (UTSA-2026-006239)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006239 advisory. The regcomp function in the GNU C library version from 2.4 to 2.41 is subject to a double free if some previous allocation fails. It can be accomplished either by a...

ALPINE-CVE-2026-4224

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

CVE-2026-3644

The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update, |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation. Additionally, BaseCookie.jsoutput lacked the output validation applie...

CVE-2026-4224

CVE-2026-4224 is a CPython vulnerability: when an Expat parser with a registered ElementDeclHandler parses an inline DTD containing a deeply nested content model, a C stack overflow can occur. The connected advisories confirm this affects multiple Python3 series (3.9, 3.11, 3.12, 3.13, 3.14) and ...

CVE-2026-4224 Stack overflow parsing XML with deeply nested DTD content models

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

PSF-2026-12

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

CVE-2026-32627

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.37.2, when a cpp-httplib client is configured with a proxy and setfollowlocationtrue, any HTTPS redirect it follows will have TLS certificate and hostname verification silently disabled on the new...