Description
In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used.
Published: 2026-09-02
Score: 8.8 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 02 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-502
CWE-566
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Wed, 02 Sep 2026 10:45:00 +0000

Type Values Removed Values Added
Description In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used.
References

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: jenkins

Published:

Updated: 2026-09-02T17:37:44.369Z

Reserved: 2026-09-01T21:55:27.033Z

Link: CVE-2026-84650

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-02T16:17:29.713

Modified: 2026-09-02T18:21:30.860

Link: CVE-2026-84650

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-502

    Deserialization of Untrusted Data

  • CWE-566

    Authorization Bypass Through User-Controlled SQL Primary Key