SecuriTricks - CVE-2024-47772

Description

Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users' browsers by sending a maliciously crafted chat message and replying to it. This issue only affects sites with CSP disabled. This problem is patched in the latest version of Discourse. All users are advised to upgrade. Users unable to upgrade should ensure CSP is enabled on the forum. Users who do upgrade should also consider enabling a CSP as well as a proactive measure.

Product(s) Impacted

Vendor	Product	Versions
Discourse	Discourse	*, 3.4.0

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	discourse	discourse	/	/	/	/	stable	/	/	/
a	discourse	discourse	/	/	/	/	beta	/	/	/
a	discourse	discourse	3.4.0	-	/	/	beta	/	/	/
a	discourse	discourse	3.4.0	beta1	/	/	beta	/	/	/

References

https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP

https://github.com/discourse/discourse/security/advisories/GHSA-67mh-xhmf-c56h

CVSS Score

6.1 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: NONE
Scope: CHANGED
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: NONE

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

View Vector String

Timeline

Published: Oct. 7, 2024, 9:15 p.m.
Last Modified: Oct. 19, 2024, 12:58 a.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security-advisories@github.com

CVE-2024-47772