tomcat: Apache Tomcat: Improper Authorization Allows Security Constraint Bypass

A flaw was found in Apache Tomcat where access control rules for the default servlet are improperly handled. An attacker can exploit this issue to bypass specific HTTP method restrictions, potentially gaining unauthorized access to protected application resources...

PT-2026-53745

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.22 Apache Tomcat versions 10.1.0-M1 through 10.1.55 Apache Tomcat versions 9.0.0.M1 through 9.0.118 Apache Tomcat versions 8.5.0 through 8.5.100 Apache Tomcat versions 7.0.0 through 7.0.109...

tomcat: Apache Tomcat: Improper Authorization Allows Security Constraint Bypass

A flaw was found in Apache Tomcat where access control rules for the default servlet are improperly handled. An attacker can exploit this issue to bypass specific HTTP method restrictions, potentially gaining unauthorized access to protected application resources...

Fixed in Apache Tomcat 9.0.119

Moderate: Security constraints for default servlet ignored method CVE-2026-55956 If security constraints were specified for the default servlet, any method or method omission configured as part of the constraint was ignored. This was fixed with commit a0374c45. This issue was reported to the Tomc...

Fixed in Apache Tomcat 10.1.56

Moderate: Security constraints for default servlet ignored method CVE-2026-55956 If security constraints were specified for the default servlet, any method or method omission configured as part of the constraint was ignored. This was fixed with commit 9c3b1efb. This issue was reported to the Tomc...

Fixed in Apache Tomcat 11.0.23

Moderate: Security constraints for default servlet ignored method CVE-2026-55956 If security constraints were specified for the default servlet, any method or method omission configured as part of the constraint was ignored. This was fixed with commit 3f6bd2ba. This issue was reported to the Tomc...

Astra Linux – Vulnerability in Tomcat9

The “Time-of-check Time-of-use” TOCTOU race condition vulnerability during JSP compilation in Apache Tomcat allows for a race condition on case-insensitive file systems when the default servlet is enabled for writing not in the default configuration. This issue affects Apache Tomcat versions from...

Astra Linux – Vulnerability in Jetty9

In Eclipse Jetty versions 9.2.26 and earlier, 9.3.25 and earlier, as well as 9.4.15 and earlier, the server is vulnerable to XSS attacks if a remote client uses a specially formatted URL against the DefaultServlet or ResourceHandler that is configured to display a listing of directory contents...

Astra Linux – Vulnerability in Tomcat9

Path Equivalence: The path ‘file.Name’ Internal Dot leads to remote code execution, information disclosure, and the addition of malicious content to uploaded files via the write-enabled default servlet in Apache Tomcat. This issue affects Apache Tomcat versions as follows: - 11.0.0-M1 through...

CVE-2026-24824

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in yacy yacysearchserver source/net/yacy/http/servlets modules. This vulnerability is associated with program files YaCyDefaultServlet.Java. This issue affects yacysearchserver...

CVE-2026-24824

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in yacy yacysearchserver source/net/yacy/http/servlets modules. This vulnerability is associated with program files YaCyDefaultServlet.Java. This issue affects yacysearchserver...

CVE-2026-24824 A XSS in yacy/yacy_search_server

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in yacy yacysearchserver source/net/yacy/http/servlets modules. This vulnerability is associated with program files YaCyDefaultServlet.Java. This issue affects yacysearchserver...

YaCy security vulnerabilities

YaCy is a distributed network search engine open source from YaCy Search Engine. There is a security vulnerability in YaCy, which stems from the program file YaCyDefaultServlet.Java having input errors during web page generation, which may lead to cross-site scripting attacks...

PT-2026-4899

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in yacy yacy search server source/net/yacy/http/servlets modules. This vulnerability is associated with program files YaCyDefaultServlet.Java. This issue affects yacy search server...

EUVD-2018-0560

Malware in sbrugna...

Linux Distros Unpatched Vulnerability : CVE-2025-24813

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Path Equivalence: 'file.Name' Internal Dot leading to Remote Code Execution and/or Information disclosure and/or malicious content added to uploaded files via...

Linux Distros Unpatched Vulnerability : CVE-2018-11784

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory e.g. redirecting ...

tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation

The fix for CVE-2024-50379 in Apache Tomcat was insufficient to mitigate the issue fully. A Time-of-check Time-of-use TOCTOU race condition occurs during JSP compilation on case-insensitive file systems when the default servlet is enabled for writing. This vulnerability allows an uploaded file to...

tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation

The fix for CVE-2024-50379 in Apache Tomcat was insufficient to mitigate the issue fully. A Time-of-check Time-of-use TOCTOU race condition occurs during JSP compilation on case-insensitive file systems when the default servlet is enabled for writing. This vulnerability allows an uploaded file to...

tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation

The fix for CVE-2024-50379 in Apache Tomcat was insufficient to mitigate the issue fully. A Time-of-check Time-of-use TOCTOU race condition occurs during JSP compilation on case-insensitive file systems when the default servlet is enabled for writing. This vulnerability allows an uploaded file to...