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CVE-2023-41882

vantage6 Improper Access Control vulnerability

5.4 MediumFix available

CVE-2023-41882 is a medium vulnerability (CVSS 5.4) in Vantage6, published October 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 42nd percentile. Fixed in vantage6 4.0.0.

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.50%Up 0.5 points since Oct 12, 2023
90%50%10%1%

What each source reports

CVE List Score used 5.4

vantage6 Improper Access Control vulnerability

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Record
CVE-2023-41882
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness
CWE-863, CWE-284
Updated
2026-11-02
EUVDEUVD-2023-0259 5.4

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Record
EUVD-2023-0259
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-gc57-xhh5-m94r 5.3

Improper Access Control in vantage6

Impact

The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, currently it is only checked if the user has permission to view the collaboration.

Patches

No

Workarounds

None

References

None

For more information

If you have any questions or comments about this advisory:

Record
GHSA-gc57-xhh5-m94r
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness
CWE-284
Updated
2026-11-02
NVD 5.4

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Record
CVE-2023-41882
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-284, CWE-863
Updated
2026-11-02
OSV 5.4

vantage6 Improper Access Control vulnerability

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Record
CVE-2023-41882
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness
CWE-284, CWE-863
Updated
2026-11-02
OSVGHSA-gc57-xhh5-m94r 5.3

Improper Access Control in vantage6

Impact

The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, currently it is only checked if the user has permission to view the collaboration.

Patches

No

Workarounds

None

References

None

For more information

If you have any questions or comments about this advisory:

Record
GHSA-gc57-xhh5-m94r
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness
CWE-284
Updated
2026-11-02
OSVPYSEC-2023-201 4.3

vantage6 is privacy preserving federated learning infrastructure. The endpoint /api/collaboration/{id}/task is used to collect all tasks from a certain collaboration. To get such tasks, a user should have permission to view the collaboration and to view the tasks in it. However, prior to version 4.0.0, it is only checked if the user has permission to view the collaboration. Version 4.0.0 contains a patch. There are no known workarounds.

Record
PYSEC-2023-201
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
vantage6
PyPI
before 4.0.0
4.0.0
vantage6
PyPI
before 4.0.0, plus listed versions
0.0.00.0.0b00.0.0b10.0.0b31.0.0
Show 45 moreShow less
1.0.0a11.0.0a21.0.0b101.0.0b111.0.0b121.0.0b131.0.0b141.0.0b21.0.0b31.0.0b41.0.0b51.0.0b61.0.0b71.0.0b81.0.0b91.1.01.1.0rc11.1.0rc21.2.01.2.11.2.21.2.31.2.3.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
4.0.0

History

History
WhenChangedSources
2026-11-03aliases, publishedEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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Left out here: 136 versions. The JSON record has them.

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