CVE-2022-46162

discourse-bbcode is the official BBCode plugin for Discourse. Prior to commit 91478f5, CSS injection can occur when rendering content generated with the discourse-bccode plugin. This vulnerability only affects sites which have the discourse-bbcode plugin installed and enabled. This issue is patched in commit 91478f5. As a workaround, ensure that the Content Security Policy is enabled and monitor any posts that contain bbcode.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/discourse/discourse-bbcode/commit/91478f5cfecdcc43cf85b997168a8ecfd0f8df90	Patch Third Party Advisory
https://github.com/discourse/discourse-bbcode/security/advisories/GHSA-8c87-xpqv-c7mp	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:discourse:discourse_bbcode:*:*:*:*:*:discourse:*:*

History

No history.

Information

Published : 2022-11-30 23:15

Updated : 2023-07-07 19:04

NVD link : CVE-2022-46162

Mitre link : CVE-2022-46162

CVE.ORG link : CVE-2022-46162

JSON object : View

Products Affected

discourse

discourse_bbcode

CWE

CWE-79

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

CWE-74

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

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