CVE-2026-52942

The CVE affects the Linux kernel netfilter nf_log path. When the MAC header is unset, a check was missing in the fallback dump_mac_header path, allowing skb_mac_header to be dereferenced beyond the buffer (READ ~64 KiB past head) via nf_log_unknown_packet() and the netdev logger, potentially expo...

Versa Concerto Actuator Endpoint - Authentication Bypass

An authentication bypass vulnerability affected the Spring Boot Actuator endpoints in Versa Concerto due to improper handling of the X-Real-Ip header.Attackers could access restricted endpoints by omitting this header.The issue allowed unauthorized access to sensitive functionality, highlighting...

Astro SSR - Server-Side Request Forgery

Astro before 5.17.3 and @astrojs/node before 9.5.4 are vulnerable to full-read SSRF due to improper Host header validation in error page rendering, allowing attackers to redirect requests and access internal resources. id: CVE-2026-25545 info: name: Astro SSR - Server-Side Request Forgery author:...

CVE-2026-54665

Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that provide an alternative to the standard Host header without validating the values provided. Apache NiFi 1.6.0 introduced a configurable application property to restrict values provided in...

CVE-2026-54665 Apache NiFi: Missing Validation for Proxy Host Headers

Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that provide an alternative to the standard Host header without validating the values provided. Apache NiFi 1.6.0 introduced a configurable application property to restrict values provided in...

EUVD-2026-38216

Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that provide an alternative to the standard Host header without validating the values provided. Apache NiFi 1.6.0 introduced a configurable application property to restrict values provided in...

CVE-2026-54665

Apache NiFi (versions 0.0.1–2.9.0) is affected by an input-validation flaw where URL redirection/data references can be influenced by non-standard host headers. NiFi 1.6.0 added a proxy-host header validation mechanism, but validation was not applied to alternative headers (X-ProxyHost, X-Forward...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Fixed header validation in geneve6xmitskb. syzbot is able to trigger an uninit-value in genevexmit. Problem: While most IP tunnel helpers such as iptunnelgetdsfield use skbprotocolskb, true, pskbinetmaypull only uses...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Slip: Make slhcremember more robust against malicious packets. syzbot found that slhcremember lacked checks against malicious packets 1. slhcremember only checks that the packet’s size is at least 20 bytes, which is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: dccp: copying the entire header to the stack buffer, not just the basic header Eric Dumazet states that: nfconntrackdccppacket has a unique mechanism: dh = skbheaderpointerskb, dataoff, sizeofdh, &dh; And...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs – validates the length of the inner IPv4 header in the IPTFS payload. Validation of the totlen and ihl fields of the inner IPv4 packet has been added to the process of parsing decrypted IPTFS payloads in...

EUVD-2026-37913

The U.S. Government Accountability Office GAO Electronic Protest Docketing System EPDS and Civilian Board of Contract Appeals CBCA Electronic Docketing System EDS do not validate X-Forwarded-For HTTP headers, allowing a remote attacker with compromised administrator credentials to bypass network...

CVE-2026-54106

CVE-2026-54106 affects the U.S. GAO EPDS and CBCA EDS login flow, where X-Forwarded-For headers are not validated. The underlying issue allows a remote attacker who has compromised administrator credentials to bypass network access controls and log in, potentially gaining access to restricted doc...

CVE-2026-10837

CVE-2026-10837 describes an open redirection vulnerability in a Password Manager caused by insufficient validation of the X-Forwarded-Host header. The issue allows an attacker to craft links that, when clicked by a victim, redirect to attacker-controlled domains, enabling phishing or deception wh...

PT-2026-50608

Name of the Vulnerable Software and Affected Versions Drupal core affected versions not specified Description The rebuild.php front controller, used to clear caches and rebuild the container when a site is in an unexpected condition, fails to correctly validate the Host header against trusted hos...

SUSE SLES12 Security Update : google-osconfig-agent (SUSE-SU-2026:2347-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:2347-1 advisory. This update for google-osconfig-agent fixes the following issue - CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improp...

CVE-2026-11624

The Model Context Protocol has a security warning advising servers to validate the "Origin" header on all incoming connections to prevent DNS rebinding attacks. Prior to the v0.25.0 release, users had no way to validate the origin's host. In v0.25.0, a new "--allowed-hosts" flag was introduced...

EUVD-2026-36620

OpenClaw before 2026.5.18 contains an identity header validation vulnerability allowing local same-host callers to forge trusted-proxy identity headers. Attackers with access to the proxy-facing Gateway port can supply forged identity headers to assume operator identity and potentially escalate...

CVE-2026-53832

OpenClaw before 2026.5.18 contains an identity header validation vulnerability allowing local same-host callers to forge trusted-proxy identity headers. Attackers with access to the proxy-facing Gateway port can supply forged identity headers to assume operator identity and potentially escalate...

SwiftNIO: CRLF Injection in outbound HTTP request URI via NIOHTTPRequestHeadersValidator

Programs using swift-nio is vulnerable to HTTP request smuggling and HTTP response splitting attacks, caused by insufficient validation of outbound HTTP/1.1 request and response start line components. This vulnerability affects all swift-nio versions from 2.0.0 to 2.99.0. It is fixed in 2.100.0 a...