medium4.8
CVE-2026-57289
Jenkins Bitbucket Push and Pull Request Plugin 3.3.8 and earlier unconditionally disables SSL/TLS certificate and hostname validation for connections sending B…
Impact
Jenkins Bitbucket Push and Pull Request Plugin 3.3.8 and earlier unconditionally disables SSL/TLS certificate and hostname validation for connections sending Bearer token authenticated requests to the configured Bitbucket Server endpoint, allowing attackers able to intercept network traffic to capture the token.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | io.jenkins.plugins:bitbucket-push-and-pull-request | < 3.3.9 | 3.3.9 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Jenkins | Bitbucket Push And Pull Request | before 3.3.9 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-jwhr-h7pc-3974
- https://nvd.nist.gov/vuln/detail/CVE-2026-57289
- https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3856
- https://github.com/jenkinsci/bitbucket-push-and-pull-request-plugin/commit/5a0ae2155692beab48c6a0578a3eff22304a2014
- https://github.com/jenkinsci/bitbucket-push-and-pull-request-plugin/releases/tag/bitbucket-push-and-pull-request-3.3.9