Is CVE-2024-47773 in the CISA KEV catalog?

No. CVE-2024-47773 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-47773?

CVE-2024-47773 has a CVSS v3 base score of 8.2 (HIGH).

What is the EPSS score for CVE-2024-47773?

CVE-2024-47773 has an EPSS score of 1.59% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-47773?

Upgrade discourse to 3.3.2 or later.

CVE & CISA-KEV Catalog

CVE-2024-47773

HIGHEPSS 73th pctl

8.2

CVSS v3

NVD

Description

Discourse is an open source platform for community discussion. An attacker can make several XHR requests until the cache is poisoned with a response without any preloaded data. This issue only affects anonymous visitors of the site. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. Users unable to upgrade should disable anonymous cache by setting the `DISCOURSE_DISABLE_ANON_CACHE` environment variable to a non-empty value.

CWE-610

How to fix

Remediation Available

discourseNVD

Affected:< 3.3.2Fixed in:3.3.2CVE-2024-47773derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

1.59%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Third-Party Advisory1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-26.