CVE-2021-37940

Name: CVE-2021-37940
Creator: NVD / NIST
Published: 2021-12-07T19:15:07.493+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.85%

Last modified Jun 17, 2026

CVE-2021-37940 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. An information disclosure via GET request server-side request forgery vulnerability was discovered with the Workplace Search Github Enterprise Server integration. Using this vulnerability, a malicious Workplace Search admin could use the GHES integration to view hosts that might not be publicly accessible.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

Description

An information disclosure via GET request server-side request forgery vulnerability was discovered with the Workplace Search Github Enterprise Server integration. Using this vulnerability, a malicious Workplace Search admin could use the GHES integration to view hosts that might not be publicly accessible.

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.85%

53.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Elastic	Enterprise Search	< 7.16.0

References

https://discuss.elastic.co/t/enterprise-search-7-16-0-security-update/291146Vendor Advisory
https://discuss.elastic.co/t/enterprise-search-7-16-0-security-update/291146Vendor Advisory

Timeline

Published: Dec 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37940?

How severe is CVE-2021-37940?

CVE-2021-37940 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37940?

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-2021-37940?

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

Scan your code now

Source: NVD / NIST