Critical severity9.8NVD Advisory· Published Jun 12, 2025· Updated Jun 17, 2026
CVE-2025-43863
CVE-2025-43863
Description
vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
vantage6PyPI | < 4.11.0 | 4.11.0 |
Affected products
3Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-j6g5-p62x-58hwghsaADVISORY
- github.com/vantage6/vantage6/security/advisories/GHSA-j6g5-p62x-58hwnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2025-43863ghsaADVISORY
- github.com/pypa/advisory-database/tree/main/vulns/vantage6/PYSEC-2025-220.yamlghsaWEB
- github.com/vantage6/vantage6/commit/e0f1841b310f6f610e8137db2506cf683ce154d0ghsaWEB
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