CVE-2023-30521 json
Jenkins Assembla merge request builder Plugin missing authentication to access endpoint
published 2023-04-12 3 y ago modified 2026-06-17 4 mo ago also GHSA-jr86-6j4j-mv45 , EUVD-2023-1344
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| GitHub | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.jenkins-ci.plugins:assembla-merge-request-builder | <=1.1.13 |
no fix listed |
Affected products
- Jenkins Project Jenkins Assembla merge request builder Plugin
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
jenkins.io
/security/advisory/2023-04-12/#SECURITY-2872
vendor-advisory, web
-
openwall.com
/lists/oss-security/2023/04/13/3
web, mailing-list, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-30521
advisory
Sources
- CVE List CVE-2023-30521
- GitHub Advisory GHSA-jr86-6j4j-mv45
- NVD CVE-2023-30521
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