CVE-2026-93711: Improper Neutralization of CRLF Sequences in HTTP Headers

Dancer2 versions before 2.2.0 for Perl do not strip CR and LF from response header names in headerstoarray. The routine removes CR and LF from each header value but not from the name. A name carrying them therefore reaches the PSGI server intact. A server that does not validate keys writes it to...

CVE-2026-77360: Improper Neutralization of CRLF Sequences in HTTP Headers

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to 1.14.8, the @orpc/server CORS plugin in packages/server/src/plugins/cors.ts copies a client's incoming Vary request header into the response instead of controlling Vary as a response-only...

CVE-2024-58384

A flaw was found in Tornado's CurlAsyncHTTPClient component. This vulnerability, known as CRLF Carriage Return Line Feed injection, occurs because the client fails to properly reject carriage return and line feed characters in HTTP request headers. A remote attacker can exploit this by injecting...

EUVD-2024-55766

Tornado before 6.4.1 contains a CRLF injection vulnerability in CurlAsyncHTTPClient that fails to reject carriage return and line feed characters in request headers. Attackers can inject CRLF sequences into header values to inject arbitrary headers or construct entirely new HTTP requests...

CVE-2024-58384: Improper Neutralization of CRLF Sequences in HTTP Headers

Tornado before 6.4.1 contains a CRLF injection vulnerability in CurlAsyncHTTPClient that fails to reject carriage return and line feed characters in request headers. Attackers can inject CRLF sequences into header values to inject arbitrary headers or construct entirely new HTTP requests...

CVE-2026-59157: Authentication Bypass by Spoofing

webhookd is a minimalist webhook server that triggers shell scripts and external processes through HTTP requests. Prior to 1.22.0, webhookd deployments without htpasswd authentication forwarded all incoming HTTP headers through HTTPParamsToShellVars in pkg/api/index.go into the hook script...

CVE-2026-91991: Improper Neutralization of CRLF Sequences in HTTP Headers

Tornado before 6.5.8 contains an incomplete fix for cookie attribute injection that allows attackers to inject arbitrary cookie attributes by passing capitalized or legacy keyword arguments to setcookie. Attackers can embed semicolon-delimited data in capitalized parameters like Domain, Path, or...

CVE-2026-12758

IBM Cloud Pak for Business Automation could allow a remote attacker to bypass authorization and invoke restricted endpoints due to improper validation of HTTP headers...

CVE-2026-12758 Multiple security vulnerabilities are addressed with IBM Cloud Pak for Business Automation iFixes for August 2026.

IBM Cloud Pak for Business Automation could allow a remote attacker to bypass authorization and invoke restricted endpoints due to improper validation of HTTP headers...

CVE-2026-12758

IBM Cloud Pak for Business Automation is vulnerable to an authorization bypass caused by improper validation of HTTP headers. A remote attacker with low privileges can exploit this to invoke restricted endpoints, resulting in low confidentiality and low integrity impact (CVSS 3.1 score 5.4, MEDIU...

CVE-2026-73191

Apache Syncope is vulnerable to an Open Redirect vulnerability when the Syncope SRA is configured for CAS authentication . The root cause is that the target Apereo CAS instance's URL is calculated by unconditionally relying on client-supplied forwarded HTTP headers. This issue affects versions 3....

Astra Linux – Vulnerability in Jetty9

Eclipse Jetty provides a web server and servlet container. In versions 11.0.0 through 11.0.15, 10.0.0 through 10.0.15, and 9.0.0 through 9.4.52, an integer overflow in MetaDataBuilder.checkSize allows HTTP/2 HPACK header values to exceed their size limit. MetaDataBuilder.java determines whether a...

CVE-2026-90668

A flaw was found in UnrealIRCd. The webserver component does not properly limit the number of HTTP request headers. A remote attacker can exploit this vulnerability by sending an HTTP request with an excessive number of headers, leading to memory consumption and an unresponsive server. This can...

CVE-2026-73191: URL Redirection to Untrusted Site

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope:...

CVE-2026-12758: Missing Authorization

IBM Cloud Pak for Business Automation could allow a remote attacker to bypass authorization and invoke restricted endpoints due to improper validation of HTTP headers...

PT-2026-91187

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope:...

PT-2026-91714

IBM Cloud Pak for Business Automation could allow a remote attacker to bypass authorization and invoke restricted endpoints due to improper validation of HTTP headers...

CVE-2026-90668

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service memory consumption and unresponsive server via an HTTP request with an unlimited number of headers, if a websocket or JSON-RPC...

CVE-2026-90668

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service memory consumption and unresponsive server via an HTTP request with an unlimited number of headers, if a websocket or JSON-RPC...

CVE-2026-90668

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service memory consumption and unresponsive server via an HTTP request with an unlimited number of headers, if a websocket or JSON-RPC...