CVE-2023-22738
Improper Preservation of Permissions in vantage6
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper Preservation of Permissions in vantage6
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
- Record
CVE-2023-22738- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
EUVDEUVD-2023-0261
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
- Record
EUVD-2023-0261- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-vvjv-97j8-94xh
vantage6 vulnerable to Improper Preservation of Permissions
Impact
Assigning existing users to a different organization is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access.
Patches
Update to 3.8.0
Workarounds
None
References
None
For more information
If you have any questions or comments about this advisory:
- Email us at [email protected]
- Record
GHSA-vvjv-97j8-94xh- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
NVD
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
- Record
CVE-2023-22738- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
OSV
Improper Preservation of Permissions in vantage6
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
- Record
CVE-2023-22738- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
OSVGHSA-vvjv-97j8-94xh
vantage6 vulnerable to Improper Preservation of Permissions
Impact
Assigning existing users to a different organization is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access.
Patches
Update to 3.8.0
Workarounds
None
References
None
For more information
If you have any questions or comments about this advisory:
- Email us at [email protected]
- Record
GHSA-vvjv-97j8-94xh- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
OSVPYSEC-2023-53 No score
vantage6 is a privacy preserving federated learning infrastructure for secure insight exchange. Assigning existing users to a different organizations is currently possible. It may lead to unintended access: if a user from organization A is accidentally assigned to organization B, they will retain their permissions and therefore might be able to access stuff they should not be allowed to access. This issue is patched in version 3.8.0.
- Record
PYSEC-2023-53- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
vantage6PyPI |
before 3.8.0 | 3.8.0 |
vantage6PyPI |
before 3.8.0, plus listed versions 0.0.00.0.0b00.0.0b10.0.0b31.0.0 Show 45 moreShow less1.0.0a11.0.0a21.0.0b101.0.0b111.0.0b121.0.0b131.0.0b141.0.0b21.0.0b31.0.0b41.0.0b51.0.0b61.0.0b71.0.0b81.0.0b91.1.01.1.0rc11.1.0rc21.2.01.2.11.2.21.2.31.2.3.post22.0.02.0.0.post12.0.0a12.0.0a22.0.0a32.0.1rc12.0.1rc22.1.02.1.0rc12.1.12.2.02.2.0b12.2.0b22.2.0b32.2.0b42.2.12.2.102.2.112.2.122.2.22.2.32.2.4 |
3.8.0 |
vantage6PyPI |
before 3.6.1, 3.7.0 up to 3.8.0rc3, plus listed versions 0.0.00.0.0b00.0.0b10.0.0b31.0.0 Show 45 moreShow less1.0.0a11.0.0a21.0.0b101.0.0b111.0.0b121.0.0b131.0.0b141.0.0b21.0.0b31.0.0b41.0.0b51.0.0b61.0.0b71.0.0b81.0.0b91.1.01.1.0rc11.1.0rc21.2.01.2.11.2.21.2.31.2.3.post22.0.02.0.0.post12.0.0a12.0.0a22.0.0a32.0.1rc12.0.1rc22.1.02.1.0rc12.1.12.2.02.2.0b12.2.0b22.2.0b32.2.0b42.2.12.2.102.2.112.2.122.2.22.2.32.2.4 |
3.6.13.8.0rc3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-22738 is a medium vulnerability (CVSS 6.3) in Vantage6, published February 28, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 31st percentile. Fixed in vantage6 3.8.0.
References
github.com/vantage6/vantage6/security/advisories/GHSA-vvjv-97j8-94xh
nvd.nist.gov/vuln/detail/CVE-2023-22738
Left out here: 195 versions. The JSON record has them.