CVE-2022-39270

Arbitrary HTML injection in table-of-contents theme component in DiscoTOC

Published: Oct 6, 2022Updated: Nov 21, 2024 Sources: CVE List NVDCWE-79

5.4MEDIUM

Description

DiscoTOC is a Discourse theme component that generates a table of contents for topics. Users that can create topics in TOC-enabled categories (and have sufficient trust level - configured in component's settings) are able to inject arbitrary HTML on that topic's page. The issue has been fixed on the `main` branch. Admins can update the theme component through the admin UI (Customize -> Themes -> Components -> DiscoTOC -> Check for Updates). Alternatively, admins can temporarily disable the DiscoTOC theme component.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:RUser Interaction

Required

Scope

S:CScope

Changed

Impact

C:LConfidentiality

Low

I:LIntegrity

Low

A:NAvailability

None

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Weaknesses

CWE-79

Affected Products

discourse

commercial·USaka discourse.org

DiscoTOC

Web & CMS Plugins

and 1 more affected products View all →

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Execution

Initial Access

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References

https://github.com/discourse/DiscoTOC/commit/f80c215a283cd045d2a371403e6eba88b2911192

github.com

https://github.com/discourse/DiscoTOC/security/advisories/GHSA-m44p-w923-w32h

github.com

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