How severe is CVE-2024-52794?

CVE-2024-52794 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability low.

Is CVE-2024-52794 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-52794?

CVE-2024-52794 primarily affects Discourse. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-52794?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-52794 have an EU (EUVD) identifier?

Yes. CVE-2024-52794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46245.

When was CVE-2024-52794 published?

CVE-2024-52794 was published on 2024-12-19 and last updated on 2026-06-17.

CVE-2024-52794

CVE-2024-52794 is a medium-severity vulnerability in Discourse with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-46245
Weakness: CWE-79
Affected product: Discourse
Published: 2024-12-19
Last modified: 2026-06-17

Description

Discourse is an open source platform for community discussion. Users clicking on the lightbox thumbnails could be affected. This problem is patched in the latest version of Discourse. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Frequently asked questions

What is CVE-2024-52794?: Discourse is an open source platform for community discussion. Users clicking on the lightbox thumbnails could be affected. This problem is patched in the latest version of Discourse. Users are advised to upgrade. There are no known workarounds for this vulnerability.
How severe is CVE-2024-52794?: CVE-2024-52794 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability low.
Is CVE-2024-52794 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-52794?: CVE-2024-52794 primarily affects Discourse. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-52794?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-52794 have an EU (EUVD) identifier?: Yes. CVE-2024-52794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-46245.
When was CVE-2024-52794 published?: CVE-2024-52794 was published on 2024-12-19 and last updated on 2026-06-17.

References

https://github.com/discourse/discourse/security/advisories/GHSA-m3v4-v2rp-hfm9

Affected products (5)

cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:*
cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:*
cpe:2.3:a:discourse:discourse:3.4.0:beta1:*:*:beta:*:*:*
cpe:2.3:a:discourse:discourse:3.4.0:beta2:*:*:beta:*:*:*
cpe:2.3:a:discourse:discourse:3.4.0:beta3:*:*:beta:*:*:*

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