PT-2021-18735
CVE-2021-30458
·
Published
2021-04-09
·
Updated
2022-05-24
Description by
CVSS 3.1
6.1
MediumMetricsAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions
Wikimedia Parsoid versions prior to 0.11.1
Wikimedia Parsoid versions 0.12.x prior to 0.12.2
Description
An issue allows an attacker to send crafted wikitext that will be transformed by Utils/WTUtils.php using a tag, bypassing sanitization steps, and potentially allowing for XSS.
Recommendations
For versions prior to 0.11.1, update to version 0.11.1 or later.
For versions 0.12.x prior to 0.12.2, update to version 0.12.2 or later.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
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