CVE Vulnerability

CVE-2021-30458

An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a tag, bypassing sanitization steps, and potentially allowing for XSS.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.mediawiki.org/wiki/Parsoid Vendor Advisory
https://phabricator.wikimedia.org/T279451 Issue Tracking Vendor Advisory
https://security.gentoo.org/glsa/202107-40 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:wikimedia:parsoid:*:*:*:*:*:node.js:*:*
cpe:2.3:a:wikimedia:parsoid:*:*:*:*:*:node.js:*:*
Information

Published : 2021-04-09 07:15

Updated : 2021-12-08 08:38

NVD link : CVE-2021-30458

Mitre link : CVE-2021-30458

Products Affected
No products.
CWE
CWE-79