---
id: CVE-2026-48924
title: >-
  Jenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect
  URL after login, allowing attackers to perform phishing attacks.
summary: >-
  Jenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect
  URL after login, allowing attackers to perform phishing attacks.
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-601
vendor: jenkins
product: bitbucket_oauth
affected:
  - bitbucket_oauth <= 0.17
published: '2026-05-27'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T20:10:00.190'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-48924'
references:
  - url: 'https://www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3761'
    label: jenkinsci-cert@googlegroups.com
tags:
  - nvd
epss: 0.0033
epssPercentile: 0.24394
ingestedAt: '2026-10-14T20:53:12.326Z'
---

## Overview

Jenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks.

## Affected

- `bitbucket_oauth <= 0.17`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.