CVE-2020-10660

Name: CVE-2020-10660
Creator: NVD / NIST
Published: 2020-03-23T13:15:13.127+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.76%

Last modified Jun 17, 2026

CVE-2020-10660 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. HashiCorp Vault and Vault Enterprise versions 0.9.0 through 1.3.3 may, under certain circumstances, have an Entity's Group membership inadvertently include Groups the Entity no longer has permissions to. Fixed in 1.3.4.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.

Description

HashiCorp Vault and Vault Enterprise versions 0.9.0 through 1.3.3 may, under certain circumstances, have an Entity's Group membership inadvertently include Groups the Entity no longer has permissions to. Fixed in 1.3.4.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

0.76%

50.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Hashicorp	Vault	>= 0.9.0, <= 1.3.3

References

https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#134-march-19th-2020Third Party Advisory
https://www.hashicorp.com/blog/category/vault/Vendor Advisory
https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#134-march-19th-2020Third Party Advisory
https://www.hashicorp.com/blog/category/vault/Vendor Advisory

Timeline

Published: Mar 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-10660?

How severe is CVE-2020-10660?

CVE-2020-10660 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.

How do I fix CVE-2020-10660?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-10660?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST