CVE-2026-92138 | BDVDB-2026-375361 Detail

Jenkins ProjectJenkins Bitbucket Server Integration Plugin

Description#

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the `oauth_callback` URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the victim.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-345 Insufficient Verification of Data Authenticity

References#

https://www.jenkins.io/security/advisory/2026-09-16/#SECURITY-3778

Exploit#

No public exploit known

History#

Version 12026-09-16Record published in the CVE List.

Published

Published: 2026-09-16
Last modified: 2026-09-16

Vendor information

Vendor: Jenkins Project
Product: Jenkins Bitbucket Server Integration Plugin

All Jenkins Project vulnerabilities

Score

4.2 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 1.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 6.0.1
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.2 Medium

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

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

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).