CVE-2026-13540A security flaw has been discovered in GitBucket up to 4.46.1.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
A security flaw has been discovered in GitBucket up to 4.46.1. This affects the function Git.cloneRepository.setURI of the file src/main/scala/gitbucket/core/service/RepositoryCreationService.scala. Performing a manipulation of the argument url results in server-side request forgery. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The patch is named 487a9b980f56aa73b6a044b1e86a92eed5043215. To fix this issue, it is recommended to deploy a patch.
- CVSS
- 6.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- Weakness (CWE)
- CWE-918
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Deferred
- Record last updated
- Jun 29, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
No affected products are listed yet.
References
- https://github.com/gitbucket/gitbucket/
- https://github.com/gitbucket/gitbucket/commit/487a9b980f56aa73b6a044b1e86a92eed5043215
- https://github.com/gitbucket/gitbucket/issues/4044
- https://github.com/gitbucket/gitbucket/pull/4056
- https://vuldb.com/cve/CVE-2026-13540
- https://vuldb.com/submit/836108
- https://vuldb.com/vuln/374548
- https://vuldb.com/vuln/374548/cti
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.