CVE-2026-7840

CVE-2026-7840 (UltraVNC repeater) : A global buffer overflow in the embedded HTTP administration server affects UltraVNC repeater versions up to 1.8.2.2. The functions wi_senderr() and wi_replyhdr() copy the caller-supplied HTTP request URI into a fixed 1000-byte buffer (hdrbuf) using unchecked s...

EUVD-2026-40886

UltraVNC repeater through 1.8.2.2 contains a global buffer overflow in its embedded HTTP administration server. The functions wisenderr and wireplyhdr in repeater/webgui/webutils.c write the caller-supplied HTTP request URI into a fixed 1000-byte global buffer hdrbuf via unchecked sprintf calls...

CVE-2026-7840 UltraVNC repeater HTTP server global buffer overflow via long URI (pre-auth RCE)

UltraVNC repeater through 1.8.2.2 contains a global buffer overflow in its embedded HTTP administration server. The functions wisenderr and wireplyhdr in repeater/webgui/webutils.c write the caller-supplied HTTP request URI into a fixed 1000-byte global buffer hdrbuf via unchecked sprintf calls...

EUVD-2026-40440

Capgo before 12.128.2 contains improper error handling in the /private/acceptinvitation endpoint that returns HTTP 500 instead of safe 4xx errors when magicinvitestring is invalid. Attackers can trigger this vulnerability using only the public key by submitting malformed magicinvitestring values ...

K000162007: Apache HTTP Server vulnerability CVE-2026-34032

Security Advisory Description Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue. CVE-2026-34032 Impact There is no impact; F5 products...

K000162006: Apache HTTP Server vulnerability CVE-2026-33857

Security Advisory Description Out-of-bounds Read vulnerability in modproxyajp of Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue. CVE-2026-33857 Impact There is no impact; F5 products are not...

CVE-2026-8023 Path traversal in Zephyr HTTP server static-filesystem resource handler allows unauthenticated remote arbitrary file read

Zephyr's HTTP server subsys/net/lib/http provides a static-filesystem resource type HTTPRESOURCETYPESTATICFS, available when CONFIGFILESYSTEM is enabled that serves files from a configured root directory. Before this fix, both the HTTP/1 and HTTP/2 front-ends placed the raw, attacker-controlled...

CVE-2026-8023

CVE-2026-8023 concerns Zephyr’s HTTP server static-filesystem resource handler, where HTTP/1 and HTTP/2 front-ends copied the raw request path into a buffer without removing dot segments. This allowed path traversal to escape the configured web root and read arbitrary files after the filesystem r...

CVE-2026-8023 Path traversal in Zephyr HTTP server static-filesystem resource handler allows unauthenticated remote arbitrary file read

Zephyr's HTTP server subsys/net/lib/http provides a static-filesystem resource type HTTPRESOURCETYPESTATICFS, available when CONFIGFILESYSTEM is enabled that serves files from a configured root directory. Before this fix, both the HTTP/1 and HTTP/2 front-ends placed the raw, attacker-controlled...

Horovod contains an insecure deserialization vulnerability in its KVStore HTTP server component

Horovod thru 0.28.1 contains an insecure deserialization vulnerability CWE-502 in its KVStore HTTP server component. The KVStore server, used for distributed task coordination, lacks authentication and authorization controls, allowing any remote attacker to write arbitrary data via HTTP PUT...

PT-2026-53545

Summary OAuthManager.validate token returns True for any token not found in its internal store, which is empty by default. Any HTTP request to the MCP server with an arbitrary Bearer token is treated as authenticated, granting full access to all registered tools and agent capabilities. Details...

CVE-2026-54753

Nx is a monorepo solution for TypeScript and polyglot codebases. From 17.0.4 until 22.7.2 and 23.0.0-beta.2, the local HTTP server started by nx graph sent Access-Control-Allow-Origin: on every response, letting any website a developer visited read the server's responses cross-origin — including...

CVE-2026-54753

Nx is a monorepo solution for TypeScript and polyglot codebases. From 17.0.4 until 22.7.2 and 23.0.0-beta.2, the local HTTP server started by nx graph sent Access-Control-Allow-Origin: on every response, letting any website a developer visited read the server's responses cross-origin — including...

[SECURITY] Fedora 43 Update: httpd-2.4.68-1.fc43

The Apache HTTP Server is a powerful, efficient, and extensible web server...

OESA-2026-2744 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

OESA-2026-2745 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

OESA-2026-2746 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

OESA-2026-2747 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

CVE-2026-54069: Origin Validation Error

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan Note's kernel HTTP server unconditionally trusts all chrome-extension:// origins, granting RoleAdministrator access to every installed browser extension without any authentication. Combined with the default empt...

Security Bulletin: Multiple Vulnerabilities have been identified in IBM HTTP Server shipped with IBM WebSphere Remote Server

Summary IBM HTTP Server is shipped with IBM WebSphere Remote Server. Information about security vulnerabilities affecting IBM HTTP Server have been published in a security bulletin CVE-2026-29167, CVE-2026-29170, CVE-2026-44186, CVE-2026-34356, CVE-2026-42535, CVE-2026-43951, CVE-2026-44119,...