CVE-2026-53437

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains tab or newline characters between //, allowing attackers to perform phishing attacks...

EUVD-2026-36021

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains tab or newline characters between //, allowing attackers to perform phishing attacks...

CVE-2026-53437

CVE-2026-53437 affects Jenkins 2.567 and earlier, and LTS 2.555.2 and earlier. The issue is an open redirect: the redirect URL after login is incorrectly treated as pointing to Jenkins when it contains tab or newline characters between “//”, enabling phishing attacks. The connected Nessus entry f...

CVE-2026-53436

Jenkins 2.567 and earlier, and LTS 2.555.2 and earlier, are affected by a login-redirect validation issue: the system may treat a redirect URL containing relative path segments (./ or ../) as legitimate, which enables phishing attacks by steering users to attacker-controlled destinations after lo...

CVE-2026-53435

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins core or plugins from an attacker-controlled config.xml submission in a way that allows them to handle HTTP requests afterwards. This can be used to...

CVE-2026-53435

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins core or plugins from an attacker-controlled config.xml submission in a way that allows them to handle HTTP requests afterwards. This can be used to...

CVE-2026-53436

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments ./ or ../, allowing attackers to perform phishing attacks...

EUVD-2026-36019

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins core or plugins from an attacker-controlled config.xml submission in a way that allows them to handle HTTP requests afterwards. This can be used to...

CVE-2026-53436

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments ./ or ../, allowing attackers to perform phishing attacks...

CVE-2026-53435

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins core or plugins from an attacker-controlled config.xml submission in a way that allows them to handle HTTP requests afterwards. This can be used to...

EUVD-2026-36020

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments ./ or ../, allowing attackers to perform phishing attacks...

CVE-2026-53436

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments ./ or ../, allowing attackers to perform phishing attacks...

CVE-2026-53435

CVE-2026-53435 affects Jenkins 2.567 and earlier, including LTS 2.555.2 and earlier. The root cause is unsafe deserialization due to a deserialization sink that bypasses a ClassFilter, allowing an attacker who can POST a config.xml to deserialize arbitrary core/plugin types and reach them via HTT...

Open redirect vulnerability

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines whether a URL is safe to redirect to in the default login flow: A URL containing relative path segments ./ or ../ is validated before the servlet container collapses those segments into a protocol-relative URL starting with...

PT-2026-48424

Name of the Vulnerable Software and Affected Versions Jenkins versions prior to 2.567 Jenkins LTS versions prior to 2.555.2 Description Missing permission checks allow attackers with Overall/Read permission to determine the configured timezone of other users and enumerate view names within other...

PT-2026-48427

Name of the Vulnerable Software and Affected Versions Jenkins versions prior to 2.568 Jenkins LTS versions prior to 2.555.3 Description Secrets provided via POST config.xml submissions are stored unencrypted in job configuration files on the Jenkins controller. This allows users with Item/Extende...

Jenkins 输入验证错误漏洞

Jenkins is an open-source application developed by Jenkins Project. The open-source automation server Jenkins offers hundreds of plugins to support building, deploying, and automating any project. Jenkins versions 2.567 and earlier, as well as LTS 2.555.2 and earlier, have a vulnerability related...

Jenkins 代码问题漏洞

Jenkins is an open-source application developed by Jenkins Project. The open-source automation server Jenkins offers hundreds of plugins to support building, deploying, and automating any project. Jenkins versions 2.567 and earlier, as well as LTS 2.555.2 and earlier, have code vulnerabilities...

Jenkins 安全漏洞

Jenkins is an open-source application developed by Jenkins Project. The open-source automation server Jenkins offers hundreds of plugins to support building, deploying, and automating any project. Jenkins versions 2.567 and earlier, as well as LTS 2.555.2 and earlier, have security vulnerabilitie...

Jenkins LTS < 2.555.3 / Jenkins weekly < 2.568 Multiple Vulnerabilities

According to its its self-reported version number, the version of Jenkins running on the remote web server is Jenkins LTS prior to 2.555.3 or Jenkins weekly prior to 2.568. It is, therefore, affected by multiple vulnerabilities: - Jenkins 2.483 through 2.567 both inclusive, LTS 2.492.1 through...