CVE-2022-39279

CVSS V2 None CVSS V3 Medium 5.4

Description

discourse-chat is a plugin for the Discourse message board which adds chat functionality. In versions prior to 0.9 some places render a chat channel's name and description in an unsafe way, allowing staff members to cause an cross site scripting (XSS) attack by inserting unsafe HTML into them. Version 0.9 has addressed this issue. Users are advised to upgrade. There are no known workarounds for this issue.

Overview

CVE ID
CVE-2022-39279

Assigner
security-advisories@github.com

Vulnerability Status
Analyzed

Published Version
2022-10-06T20:15:34

Last Modified Date
2022-10-11T14:50:10

Weakness Enumerations

CWE	URL
CWE-79	http://cwe.mitre.org/data/definitions/79.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:discourse:discourse-chat::::::discourse::*	1	OR		0.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
REQUIRED

Scope
CHANGED

Confidentiality Impact
LOW

Availability Impact
NONE

Base Score
5.4

Base Severity
MEDIUM

Exploitability Score
2.3

Impact Score
2.7

References

Reference URL	Reference Tags
https://github.com/discourse/discourse-chat/security/advisories/GHSA-qp62-8m3c-9jgj
https://github.com/discourse/discourse-chat/commit/25737733af48e5b9fa60b0561d7fde14bea13cce

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-39279
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39279

History

Created	Old Value	New Value	Data Type	Notes
2022-10-06 21:00:13				Added to TrackCVE
2022-12-07 05:39:03	2022-10-06T20:15Z	2022-10-06T20:15:34	CVE Published Date	updated
2022-12-07 05:39:03		2022-10-11T14:50:10	CVE Modified Date	updated
2022-12-07 05:39:03		Analyzed	Vulnerability Status	updated