Discourse is an open source platform for community discussion. In affected versions an attacker can poison the cache for anonymous (i.e. not logged in) users, such that the users are shown the crawler view of the site instead of the HTML page. This can lead to a partial denial-of-service. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. There are no known workarounds for this issue.
CVE-2022-24824
This medium-severity CVE scores 5.3 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 40% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.3
- EG Score
- 5.3(medium)
- EPSS
- 58.4%
- KEV
- Not listed
Published
April 14, 2022
Last Modified
November 21, 2024
References (4)
- security-advisories@githubhttps://github.com/discourse/discourse/commit/b72b0dac10493d09f4f9eb8f3c3ce7817295e34e
- security-advisories@githubhttps://github.com/discourse/discourse/security/advisories/GHSA-46v9-3jc4-f53w
- af854a3a-2127-422b-91ae-364da2661108https://github.com/discourse/discourse/commit/b72b0dac10493d09f4f9eb8f3c3ce7817295e34e
- af854a3a-2127-422b-91ae-364da2661108https://github.com/discourse/discourse/security/advisories/GHSA-46v9-3jc4-f53w
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 12× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:06 UTCEPSS rescore
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- 2026-05-25 23:47 UTCEG score recompute
Related CVEs(same CWE)
Same CWE
10 shownCWE-829
- CVE-2020-4561EG 10.0CRITICAL
- CVE-2022-24119EG 9.8CRITICAL
- CVE-2022-1161NVD 10.0EG 9.8EPSS 91%CRITICAL
- CVE-2020-16152EG 9.8EPSS 98%CRITICAL
- CVE-2021-21804EG 9.8CRITICAL
- CVE-2020-25414EG 9.8CRITICAL
- CVE-2020-3794EG 9.8EPSS 93%CRITICAL
- CVE-2020-8128EG 9.8CRITICAL
- CVE-2012-4919EG 9.8CRITICAL
- CVE-2019-13589EG 9.8EPSS 90%CRITICAL
Frequently asked(5)
What is CVE-2022-24824?
When was CVE-2022-24824 disclosed?
Is CVE-2022-24824 actively exploited?
What is the CVSS score of CVE-2022-24824?
How do I remediate CVE-2022-24824?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2022-24824
Is Your Infrastructure Affected by CVE-2022-24824?
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