CVE-2026-66753: Improper Neutralization of CRLF Sequences in HTTP Headers

tiny-http through 0.12.0 contains an HTTP header injection vulnerability that allows attackers to inject carriage return 0x0D and line feed 0x0A bytes into HTTP header values on both request and response sides due to insufficient validation in header parsing and serialization. Attackers can explo...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2749)

According to the versions of the packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the...

CVE-2025-62826

Summary: CVE-2025-62826 describes an HTTP Response Splitting (CWE-113) in Fortinet FortiOS and FortiProxy products. Affected versions: FortiOS 7.6.0–7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions; FortiProxy 7.6.0–7.6.4, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions. Root ca...

Fortinet Fortigate Header injection in captive portal authentication form (FG-IR-26-153)

The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-26-153 advisory. - An Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Response Splitting' vulnerability CWE-113 vulnerability ...

EulerOS 2.0 SP12 : python3 (EulerOS-SA-2026-2565)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the preceding...

EulerOS 2.0 SP12 : busybox (EulerOS-SA-2026-2521)

According to the versions of the busybox package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request- target path/query, allowing the request line ...

EulerOS 2.0 SP12 : python3 (EulerOS-SA-2026-2625)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the preceding...

EulerOS 2.0 SP12 : busybox (EulerOS-SA-2026-2581)

According to the versions of the busybox packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request- target path/query, allowing the request line...

GHSA-2PG6-44CX-C49V mint has potential CRLF injection in its HTTP request line via unvalidated `method`/`target`

Summary Mint's HTTP/1 request encoder splices the caller-supplied method and target directly into the request line without character validation. An application that forwards attacker-controlled input as the HTTP method or the target to Mint.HTTP.request/5 is exposed to request-line CRLF injection...

Gakido vulnerable to HTTP Header Injection (CRLF Injection)

A vulnerability was discovered in Gakido that allowed HTTP Header Injection through CRLF Carriage Return Line Feed sequences in user-supplied header values and names.When making HTTP requests with user-controlled header values containing \r\n CRLF, \n LF, or \x00 null byte characters, an attacker...

USN-8509-1 python3.10, python3.12, python3.14 vulnerabilities

It was discovered that Python incorrectly normalized paths in the tarfile module. An attacker could possibly use this issue to bypass path restrictions. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2025-13462 It was discovered that Python's HTMLParser incorrectly handled...

Apache Camel-IRC: The irc.sendTo (and other irc.*) Exchange header constants used non-Camel-prefixed names that bypass the HTTP header filter

Improper Input Validation, Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in Apache Camel IRC component. The camel-irc producer chooses the destination of an outgoing IRC message from the irc.sendTo Exchange header the constant...

Apache Camel-CXF: The SOAP operation-selection headers used non-Camel-prefixed names (operationName, operationNamespace) that bypass the HTTP header filter, allowing an HTTP client to redirect the invoked SOAP operation

Improper Input Validation, Unintended Proxy or Intermediary 'Confused Deputy' vulnerability in Apache Camel CXF SOAP component. The camel-cxf producer selects which SOAP operation to invoke on the backend service from the operationName and operationNamespace Exchange header, whose constant values...

CVE-2026-48204: Improper Input Validation

Improper Input Validation, Improper Access Control vulnerability in Apache Camel in Camel Mongodb Gridfs component. The camel-mongodb-gridfs producer selects the GridFS operation to perform from the gridfs.operation Exchange header when the endpoint's operation parameter is not set - which is the...

EulerOS 2.0 SP15 : busybox (EulerOS-SA-2026-2436)

According to the versions of the busybox package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request- target path/query, allowing the request line ...

CVE-2026-55766

A flaw was found in guzzlehttp/psr7, a PHP library for HTTP messages. This vulnerability allows a remote attacker to inject arbitrary header lines into serialized HTTP/1.x messages. The flaw stems from the library's failure to reject carriage return CR and line feed LF characters in HTTP start-li...

EUVD-2026-38458

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Prior to 2.12.1, guzzlehttp/psr7 did not reject CR/LF characters in certain first-party HTTP start-line fields: the request method, protocol version, and response reason phrase. If an application placed attacker-controlled dat...

CVE-2024-51454: Improper Neutralization of HTTP Headers for Scripting Syntax

IBM Engineering Workflow Management 7.0.2 through 7.0.2 Interim Fix 035, 7.0.3 through 7.0.3 Interim Fix 017, and 7.1 through 7.1 Interim Fix 004 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various...

NPM: undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

NPM: undici vulnerable to HTTP header injection via Set-Cookie percent-decoding vulnerability discovered by ? in WordPress Npm undici versions 6.27.0...

GHSA-P88M-4JFJ-68FV undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

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...