CLSA-2026-1778847162 httpd: Fix of CVE-2026-28780

CVE-2026-28780: heap-based buffer overflow in ajpmsgcheckheader in modproxyajp when proxying to a malicious AJP backend that returns an oversized response, allowing a 4-byte out-of-bounds write past the heap buffer...

CVE-2026-45184

A flaw was found in Kdenlive. This vulnerability allows an attacker to use dangerous proxy parameters when a user opens a specially crafted project file. Successful exploitation could lead to arbitrary code execution or information disclosure on the affected system...

OESA-2026-2319 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. Users are recommended to upgrade to...

OESA-2026-2317 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to modproxyajp and...

OESA-2026-2300 python-urllib3 security update

HTTP library with thread-safe connection pooling, file post support, sanity friendly, and more. Security Fixes: urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen...,...

OESA-2026-2287 xdg-dbus-proxy security update

xdg-dbus-proxy is a filtering proxy for D-Bus connections. It was originally part of the flatpak project, but it has been broken out as a standalone module to facilitate using it in other contexts. Security Fixes: xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy...

OESA-2026-2286 xdg-dbus-proxy security update

xdg-dbus-proxy is a filtering proxy for D-Bus connections. It was originally part of the flatpak project, but it has been broken out as a standalone module to facilitate using it in other contexts. Security Fixes: xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy...

BIT-NGINX-GATEWAY-2026-42934 NGINX ngx_http_charset_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpcharsetmodule module. When charset, sourcecharset, and charsetmap and proxypass with disabled buffering "off" directives are configured, unauthenticated attackers can send requests that with conditions beyond the attackers' contr...

BIT-NGINX-2026-42934 NGINX ngx_http_charset_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpcharsetmodule module. When charset, sourcecharset, and charsetmap and proxypass with disabled buffering "off" directives are configured, unauthenticated attackers can send requests that with conditions beyond the attackers' contr...

BIT-NGINX-GATEWAY-2026-42926 NGINX ngx_http_proxy_v2_module vulnerability

When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...

BIT-NGINX-2026-42926 NGINX ngx_http_proxy_v2_module vulnerability

When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...

BIT-GRAFANA-2026-33376 Auth Proxy IPv6 whitelist bypass

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

SUSE CVE-2026-33376

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

SUSE CVE-2026-44431

urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...

Mattermost 代码问题漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 11.5.1 and earlier, 10.11.13 and earlier, as well as 11.4.3 and earlier, have code vulnerabilities. These vulnerabilities stem from unvalidated proxy image response...

Windows Snipping Tool - NTLMv2 Hash Hijack

Exploit Title: Windows Snipping Tool - NTLMv2 Hash Hijack Date: 2026-04-22 Exploit Author: nu11secur1ty Video Demo: https://www.patreon.com/posts/cve-2026-33829-156243398 Vendor Homepage: https://www.microsoft.com Software Link: Built-in Windows Snipping Tool Version: Windows 10, Windows 11,...

FreeBSD : www/nginx -- Remote Code Execution/DoS (3414ac89-4f9f-11f1-a1c0-0050569f0b83)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 3414ac89-4f9f-11f1-a1c0-0050569f0b83 advisory. nginx development team reports: When using the proxysetbody directive, an attacker might injec...

Security update for go1.25

This update for go1.25 fixes the following issues Security issues: CVE-2026-33811: net: crash when handling long CNAME response bsc1264508. CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGSMAXFRAMESIZE bsc1264506. CVE-2026-39817: cmd/go: "go tool pack" does not...

SUSE-SU-2026:1862-1 Security update for go1.25

This update for go1.25 fixes the following issues Security issues: - CVE-2026-33811: net: crash when handling long CNAME response bsc1264508. - CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGSMAXFRAMESIZE bsc1264506. - CVE-2026-39817: cmd/go: 'go tool pack' does...

Security update for go1.26

This update for go1.26 fixes the following issues Security issues: CVE-2026-33811: net: crash when handling long CNAME response bsc1264508. CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGSMAXFRAMESIZE bsc1264506. CVE-2026-39817: cmd/go: "go tool pack" does not...