USN-8495-1: nghttp2 vulnerability

It was discovered that the nghttp2 nghttpx proxy incorrectly handled HTTP/1.1 Upgrade requests that included a Content-Length header and body. A remote attacker could possibly use this issue to perform HTTP request and response smuggling attacks against backend services...

SUSE-SU-2026:2686-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. - CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. - CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163. -...

EUVD-2026-31683

Hackney has CRLF / header injection via unvalidated domain and path options...

netty: io.netty/netty-codec-http: Netty: Incorrect HTTP response parsing leads to data confusion

A flaw was found in Netty, an asynchronous, event-driven network application framework. A remote attacker could exploit this vulnerability by sending a specific sequence of HTTP responses 103, followed by a 200 with a GET body, then another 200 for a HEAD request when the client pipelines GET the...

HTTP Response Splitting

OAuth2 AuthorizationUtils is vulnerable to HTTP response splitting. The vulnerability is due to improper sanitization of CR \r and LF \n characters in the realm parameter when constructing the WWW-Authenticate header, allowing attackers to inject arbitrary HTTP headers or manipulate the HTTP...

EUVD-2026-38460

n8n is an open source workflow automation platform. Prior to 2.24.0, an endpoint in the Meta and Microsoft Teams trigger nodes reflects a query parameter into the HTTP response without sanitization or Content-Security-Policy headers, enabling reflected XSS in the n8n origin when a logged-in user...

Important: Red Hat Security Advisory: Red Hat build of Cryostat security update

An update is now available for the Red Hat build of Cryostat 4 on RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

SUSE-SU-2026:22199-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. - CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. - CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163. -...

SUSE-SU-2026:22209-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. - CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. - CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163. -...

OpenBao: Transit secrets engine crashes on key creation with `derived: true` for asymmetric key types

On OpenBao 2.5.4 and 2.5.2and likely earlier versions also, an authenticated caller with write access to transit/keys/ can crash the OpenBao server by issuing a single key-creation request that combines an asymmetric type rsa-, ecdsa-, ed25519 with derived: true. The server returns no HTTP respon...

HTTP Response Splitting via Non-VCHAR Bytes in cow_http_struct_hd:escape_string/2

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CVE-2026-56073: Insufficient Verification of Data Authenticity

Cap-go before 12.128.2 contains an authentication bypass vulnerability in OTP verification that allows attackers to bypass email verification by modifying server responses. Attackers can intercept OTP verification requests and manipulate HTTP responses to falsely mark verification successful,...

HTTP Response Splitting

Overview Affected versions of this package are vulnerable to HTTP Response Splitting via the headers option in the Remote process. An attacker can inject or override HTTP headers in outgoing requests by including newline characters in user-controlled input that is forwarded to the header value...

CVE-2026-9679

Impact: undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %3D into their literal byte equivalents. RFC 6265 §5.4 does not specify any decoding and browsers do not decode either. Applications that parse a...

CVE-2026-28970

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...

GHSA-XF62-WR5P-5P95 Apache CXF OAuth2 HTTP Response Splitting via WWW-Authenticate Realm Injection

A CRLF injection vulnerability exists in the OAuth2 AuthorizationUtils class. When constructing the WWW-Authenticate response header, the 'realm' parameter is concatenated without sanitizing Carriage Return CR and Line Feed LF characters. If an attacker can control the realm value, they can injec...

HTTP Response Splitting

Overview org.apache.cxf:cxf-rt-rs-security-oauth2 is a services framework. Affected versions of this package are vulnerable to HTTP Response Splitting via improper handling of the realm parameter in the construction of the WWW-Authenticate response header. An attacker can inject arbitrary HTTP...

CLSA-2026-1781259901 Fix CVE(s): CVE-2025-13462, CVE-2026-3644, CVE-2026-4224, CVE-2026-7210

SECURITY UPDATE: tarfile AREGTYPE-DIRTYPE misnormalization of multi-block member headers - debian/patches/CVE-2025-13462.patch: in Lib/tarfile.py, add a dircheck flag to frombuf/fromtarfile and read the follow-up header of GNU long-name and PAX multi-block members with dircheck=False in...

CVE-2026-50630

A CRLF injection vulnerability exists in the OAuth2 AuthorizationUtils class. When constructing the WWW-Authenticate response header, the 'realm' parameter is concatenated without sanitizing Carriage Return CR and Line Feed LF characters. If an attacker can control the realm value, they can injec...

PT-2026-80332

A CRLF injection vulnerability exists in the OAuth2 AuthorizationUtils class. When constructing the WWW-Authenticate response header, the 'realm' parameter is concatenated without sanitizing Carriage Return CR and Line Feed LF characters. If an attacker can control the realm value, they can injec...