UBUNTU-CVE-2026-86350

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350 Apache Tomcat: Regression in fix for CVE-2026-41293 can trigger request header mix-up

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

EUVD-2026-85235

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350

Apache Tomcat is vulnerable to an HTTP Request/Response smuggling vulnerability caused by a regression in the fix for CVE-2026-41293 . This issue results in an inconsistent interpretation of HTTP/2 requests , which can trigger a request header mix-up . The vulnerability affects versions 11.0.22 t...

CVE-2026-86350 Apache Tomcat: Regression in fix for CVE-2026-41293 can trigger request header mix-up

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-75973 Apache Tomcat: Cross-context authentication mix-up with Jakarta Authentication configured

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

CVE-2026-75973 Apache Tomcat: Cross-context authentication mix-up with Jakarta Authentication configured

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

CVE-2026-86350: Inconsistent Interpretation of HTTP Requests

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

CVE-2026-86350: Inconsistent Interpretation of HTTP Requests

Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.25, from 10.1.55 through 10.1.59, from...

Google Gemini Broke Into Real Company Systems After Security Test Domain Mix-Up

Google's Gemini model has become the latest artificial intelligence AI system to access the internet and break into other companies during a cybersecurity evaluation. The development was first reported by The Wall Street Journal. The incidents occurred in May 2026 as part of a test run conducted ...

CVE-2026-78428

For users authenticated through SAML or OpenID Connect OIDC, this vulnerability can result in one user receiving another user's authenticated session when multiple SSO login attempts occur concurrently...

PT-2026-94204

Name of the Vulnerable Software and Affected Versions Nuevector affected versions not specified Description Users authenticated through SAML or OpenID Connect OIDC may experience a session mix-up where one user receives another user's authenticated session. This occurs when multiple Single Sign-O...

tomcat: Apache Tomcat: Cross-context authentication mix-up via Jakarta Authentication misconfiguration

A flaw was found in Apache Tomcat. When Jakarta Authentication is configured with SimpleAuthConfigProvider as the default provider and multiple web applications utilize it, an improper authentication vulnerability arises. This issue causes the authentication realm established for the first web...

tomcat: Apache Tomcat: HTTP/2 request smuggling due to header mix-up

A flaw was found in Apache Tomcat. This vulnerability, identified as HTTP Request/Response smuggling, stems from an inconsistent interpretation of HTTP/2 requests. A regression in a prior security fix can cause request headers to be mixed up. This could allow a remote attacker to bypass security...

tomcat: Apache Tomcat: Cross-context authentication mix-up via Jakarta Authentication misconfiguration

A flaw was found in Apache Tomcat. When Jakarta Authentication is configured with SimpleAuthConfigProvider as the default provider and multiple web applications utilize it, an improper authentication vulnerability arises. This issue causes the authentication realm established for the first web...

tomcat: Apache Tomcat: HTTP/2 request smuggling due to header mix-up

A flaw was found in Apache Tomcat. This vulnerability, identified as HTTP Request/Response smuggling, stems from an inconsistent interpretation of HTTP/2 requests. A regression in a prior security fix can cause request headers to be mixed up. This could allow a remote attacker to bypass security...

Fixed in Apache Tomcat 11.0.26

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 4fef25fe. This issue was reported to the Tomcat security team on 7 September 2026. The iss...