CVE-2026-73552

Envoy HTTP RBAC safe_regex matching evaluates header values with RE2's UTF-8 subject semantics , but Envoy accepts RFC-valid obs-text (non-UTF-8) header bytes. In a negative RBAC policy (deny rule), a crafted header containing an obs-text octet causes RE2::FullMatch to return no-match, which the ...

CVE-2026-73552 Envoy: HTTP RBAC safe_regex can fail open on RFC-valid obs-text header values

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, Envoy HTTP RBAC accepts RFC-valid opaque header bytes but evaluates saferegex values with RE2's UTF-8 subject semantics. A downstream client can preserve a prohibit...

Linux Distros Unpatched Vulnerability : CVE-2026-66357

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - httpd has never implemented obs-fold RFC 2616 2.2 / RFC 7230 3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a n...

inets,httpd:HTTP Request Smuggling via obs-fold Header Continuation

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CVE-2026-63385

A flaw was found in libevent. The evhttpdecodeuriinternal function in http.c decodes percent-encoded %00 bytes into literal NUL characters without rejecting them, allowing an attacker to craft a URI such as /admin/secret%00.jpg where extension-based access checks see .jpg but the server processes...

AZL-98460 CVE-2026-66357 affecting package erlang for versions less than 26.2.5.21-6

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

DEBIAN-CVE-2026-66357

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

UBUNTU-CVE-2026-66357

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357 inets,httpd:HTTP Request Smuggling via obs-fold Header Continuation

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357 inets,httpd:HTTP Request Smuggling via obs-fold Header Continuation

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357 inets,httpd:HTTP Request Smuggling via obs-fold Header Continuation

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

EUVD-2026-69232

httpd has never implemented obs-fold RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines. Every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature became a security concern as the understanding of HTTP request smuggling attacks evolved. This issue...

CVE-2026-66357

Erlang/OTP's inets httpd component has never implemented obs-fold (RFC 2616 §2.2 / RFC 7230 §3.2.4 header continuation lines), meaning every CRLF followed by a non-CRLF octet unconditionally starts a new header. This missing feature enables HTTP request smuggling against servers built on this com...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: obs-server (UTSA-2026-093616)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093616 advisory. a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled Th...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: obs-server (UTSA-2026-093681)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093681 advisory. A Improper Restriction of XML External Entity Reference vulnerability in SUSE Open Build Service allows remote attackers to reference external entities in certain...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: obs-server (UTSA-2026-093621)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093621 advisory. A Improper Neutralization of Input During Web Page Generation vulnerability in open-build-service allows remote attackers to store arbitrary JS code to cause XSS. Th...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: obs-server (UTSA-2026-093229)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093229 advisory. A Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Open Build Service allows remote attackers to store JS code in...