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CVE-2024-39320

Date: July 30, 2024

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.

Language: JS

Severity Score

Related Resources (5)

https://github.com/discourse/discourse/commit/76f06f6b1491db6bd09a4017d2c5591431b3b16e
https://github.com/discourse/discourse/security/advisories/GHSA-4p82-xh38-gq4p
https://nvd.nist.gov/vuln/detail/CVE-2024-39320
https://github.com/discourse/discourse/commit/188cb58daa833839c54c266ce22db150a3f3a210
https://www.mend.io/vulnerability-database/CVE-2024-39320

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-74

Improper Restriction of Rendered UI Layers or Frames

CWE-1021

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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