critical9.8
CVE-2025-43863
vantage6 lacks brute-force protection on change password functionality
Impact
### Impact 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 ### Patches This issue has been patched in version 4.11.0 ### Workarounds None
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | vantage6 | < 4.11.0 | 4.11.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Vantage6 | Vantage6 | before 4.11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/vantage6/vantage6/security/advisories/GHSA-j6g5-p62x-58hw
- https://github.com/advisories/GHSA-j6g5-p62x-58hw
- https://nvd.nist.gov/vuln/detail/CVE-2025-43863
- https://github.com/vantage6/vantage6/commit/e0f1841b310f6f610e8137db2506cf683ce154d0
- https://github.com/pypa/advisory-database/tree/main/vulns/vantage6/PYSEC-2025-220.yaml