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-2026-91991: 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...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in the calculation of the target Apereo CAS instance's URL by unconditionally trusting client-supplied forwarded HTTP headers. An attacker can redirect users to arbitrary external sites by manipulating these headers...

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...

PT-2026-91714

Name of the Vulnerable Software and Affected Versions IBM Cloud Pak for Business Automation affected versions not specified Description Improper validation of HTTP headers allows a remote attacker to bypass authorization and invoke restricted endpoints. Recommendations At the moment, there is no...

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:...

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...

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...

EUVD-2026-76937

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

UnrealIRCd versions 6.0.5 through 6.2.6 contain a denial-of-service vulnerability in its webserver component. The server does not limit the number of HTTP request headers, allowing a remote unauthenticated attacker to send a single HTTP request with an unlimited number of headers, causing excessi...

PT-2026-90782

Name of the Vulnerable Software and Affected Versions UnrealIRCd versions 6.0.5 through 6.2.6 Description The webserver fails to limit the number of HTTP request headers. This allows remote attackers to cause a denial of service, resulting in excessive memory consumption and an unresponsive serve...

Improper Filtering Of HTTP Headers

Spring Cloud Function is vulnerable to improper filtering of HTTP headers. The vulnerability is due to insufficient validation and filtering of HTTP headers, which allows an attacker to send specially crafted HTTP requests containing malicious or unexpected headers and potentially influence...