Jenkins Bitbucket OAuth Plugin does not restrict the redirect URL after login
Jenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect URL after login.
This allows attackers to perform phishing attacks by having users go to a Jenkins URL that will forward them to a different site after successful authentication.
Bitbucket OAuth Plugin 0.18 only redirects to relative (Jenkins) URLs.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jenkins-ci.plugins:bitbucket-oauth | < 0.18 | 0.18 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N- Weakness (CWE)
CWE-601- Platform
- Java / Kotlin (Maven)
- Package
org.jenkins-ci.plugins:bitbucket-oauth- Disclosed
- 27.05.2026
- Updated
- 11.10.2026 12:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-r8fj-rff6-f7h5 - CC BY 4.0
Vulnerability history: org.jenkins-ci.plugins:bitbucket-oauth
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 4
- First → latest
- 05.2022 05.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
- Medium 2
Disclosures per year
- 2022: 1
- 2023: 2
- 2024: 0
- 2025: 0
- 2026: 1
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Jenkins Bitbucket OAuth Plugin does not restrict the redirect URL after login this entry
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