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Vulnerabilities

Vulnerability · CVE-2025-43863

vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation.

Published Jun 12, 2025 · catalog updated Jun 12, 2025 · vantage6 is an open

Check if you run it

No confirmed exploitation is on record for CVE-2025-43863. EPSS is 0.47%. Act only if a listed version of vantage6 is an open is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (vantage6 is an open).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low1.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.47%
Remediation
Version ranges on file
Affected products
vendor vantage6 vantage6 < 4.11.0

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor vantage6 vantage6 < 4.11.0< 4.11.0

How to fix CVE-2025-43863

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-43863. EPSS is 0.47%. Act only if a listed version of vantage6 is an open is installed.

Which versions are affected?

Compare what you have installed with vantage6 vantage6 < 4.11.0 < 4.11.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.47%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 12, 2025 · EUVD

    Detected

    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

  2. Jun 12, 2025 · EUVD

    Updated

    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

Sources

  • CVE.orgVulnerability recordCVE-2025-43863

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-43863

    30-day exploitation probability 0.5%

    first.org
  • EUVDVulnerability recordEUVD-2025-18202

    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 passw

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.