CVE-2026-53435
1 advisory.
Maven/org.jenkins-ci.main:jenkins-core CVE-2026-53435: high 8.8
Jenkins arbitrary type deserialization from attacker-controlled config.xml allows remote code execution and user impersonation
Action: Upgrade org.jenkins-ci.main:jenkins-core to 2.555.3 (2.555.x) or 2.568 (2.568.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.555.3 | - |
| 2.556 | 2.568 | - |
Fixed versions
| 2.555.3 | 2.568 |
Sources
- osv: GHSA-g2xq-2v27-4rh3
- https://nvd.nist.gov/vuln/detail/CVE-2026-53435
- https://github.com/jenkinsci/jenkins/commit/d739f6a6266d
- https://github.com/jenkinsci/jenkins/commit/345a3190a49d1ac96c4ff1c2e9eef4102c8d63f6
- https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3707
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53435.json
- https://github.com/jenkinsci/jenkins
- https://bugzilla.redhat.com/show_bug.cgi?id=2487539
- https://access.redhat.com/security/cve/CVE-2026-53435
- https://access.redhat.com/errata/RHSA-2026:60259
- https://access.redhat.com/errata/RHSA-2026:60256
- https://access.redhat.com/errata/RHSA-2026:60254
- https://access.redhat.com/errata/RHSA-2026:60252
- https://access.redhat.com/errata/RHSA-2026:60251
- https://access.redhat.com/errata/RHSA-2026:60250
- https://access.redhat.com/errata/RHSA-2026:60249
- https://access.redhat.com/errata/RHSA-2026:60248
- https://access.redhat.com/errata/RHSA-2026:60247
- https://access.redhat.com/errata/RHSA-2026:60246
- https://access.redhat.com/errata/RHSA-2026:60239
CVE-2026-53435 · published · modified · JSON