CVE-2026-53441

Jenkins 2.483 through 2.567 both inclusive, LTS 2.492.1 through 2.555.2 both inclusive does not escape the user-provided description of a generic offline cause that could be set through the POST config.xml API, resulting in a stored cross-site scripting XSS vulnerability exploitable by attackers...

CVE-2026-53441

Summary: CVE-2026-53441 affects Jenkins core 2.483–2.567 and LTS 2.492.1–2.555.2, where the description field for an offline cause can be stored via the POST config.xml API, enabling stored XSS. This requires attacker permission at Agent/Configure level. What’s known from provided sources: The vu...

CVE-2026-53441

Jenkins 2.483 through 2.567 both inclusive, LTS 2.492.1 through 2.555.2 both inclusive does not escape the user-provided description of a generic offline cause that could be set through the POST config.xml API, resulting in a stored cross-site scripting XSS vulnerability exploitable by attackers...

EUVD-2026-36024

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain...

CVE-2026-53439

CVE-2026-53439 : In Jenkins up to 2.567 and earlier, and LTS up to 2.555.2, missing permission checks allow users with Overall/Read to determine other users’ configured timezone and to enumerate other users’ My Views. The CVSS v3.1 base score is 4.3 (Medium; AV N, AC L, PR L, UI N, S U, C L, I N,...

CVE-2026-53440

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain...

CVE-2026-53439

Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views"...

CVE-2026-53440

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain...

EUVD-2026-36023

Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views"...

CVE-2026-53439

Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views"...

CVE-2026-53439

Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views"...

CVE-2026-53440

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain...

CVE-2026-53440

Technical details are not publicly available in the provided documents. Monitor for updates.

EUVD-2026-36022

A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view...

CVE-2026-53438

A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view...

CVE-2026-53438

Summary: CVE-2026-53438 affects Jenkins 2.567 and earlier (including LTS 2.555.2 and earlier). A missing permission check allows attackers who have Item/Cancel permission but lack Item/Read permission to cancel queue items they are not allowed to view. What’s affected: Jenkins core queue cancella...

CVE-2026-53438

A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view...

CVE-2026-53438

A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view...

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...

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...