Medium severity · published Jul 30, 2024
CVE-2024-39320
Discourse is an open source discussion platform
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
Discourse is an open source discussion platform. Prior to 3.2.5 and 3.3.0.beta5, the vulnerability allows an attacker to inject iframes from any domain, bypassing the intended restrictions enforced by the allowed_iframes setting. This vulnerability is fixed in 3.2.5 and 3.3.0.beta5.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 3.2.5; 3.3.0; 3.3.0; 3.3.0; 3.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-39320
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-39320
Patch
https://github.com/discourse/discourse/commit/188cb58daa833839c54c266ce22db150a3f3a210
Patch
https://github.com/discourse/discourse/commit/76f06f6b1491db6bd09a4017d2c5591431b3b16e
Vendor Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-4p82-xh38-gq4p
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