CVE-2022-31182

Name: CVE-2022-31182
Creator: NVD / NIST
Published: 2022-08-01T20:15:08.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2022-31182 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Discourse is the an open source discussion platform. In affected versions a maliciously crafted request for static assets could cause error responses to be cached by Discourse's default NGINX proxy configuration. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

Discourse is the an open source discussion platform. In affected versions a maliciously crafted request for static assets could cause error responses to be cached by Discourse's default NGINX proxy configuration. A corrected NGINX configuration is included in the latest stable, beta and tests-passed versions of Discourse. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.64%

45.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions	Update
Discourse	Discourse	< 2.8.7	—
Discourse	Discourse	2.9.0	Beta7

References

https://github.com/discourse/discourse/commit/7af25544c3940c4d046c51f4cfac9c72a06d4f50Patch, Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-4ff8-3j78-w6ppThird Party Advisory
https://github.com/discourse/discourse/commit/7af25544c3940c4d046c51f4cfac9c72a06d4f50Patch, Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-4ff8-3j78-w6ppThird Party Advisory

Timeline

Published: Aug 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-31182?

How severe is CVE-2022-31182?

CVE-2022-31182 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2022-31182?

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-2022-31182?

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

Scan your code now

Source: NVD / NIST