CVE-2026-84650

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-84650
StatePUBLISHED
Assignerjenkins
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-02 16:17:29 UTC
Updated2026-09-03 17:13:16 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.003360000 probability, percentile 0.263880000 (date 2026-09-06)

Problem Types: CWE-502 | CWE-566 | CWE-566 CWE-566 Authorization Bypass Through User-Controlled SQL Primary Key | CWE-502 CWE-502 Deserialization of Untrusted Data

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Jenkins Project Jenkins unaffected 2.580 * maven Not specified
CNA Jenkins Project Jenkins unaffected 2.568.3 2.568.* maven Not specified

References

ReferenceSourceLinkTags
www.jenkins.io/security/advisory/2026-09-02 [email protected] www.jenkins.io
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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