PT-2021-21993

CVE-2021-38186

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Published

2021-05-04

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Updated

2021-08-25

Description by

CVSS 3.1
6.1
Medium
MetricsAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions: comrak versions prior to 0.10.1
Description: An issue in the comrak crate for Rust mishandles & characters, leading to XSS via &# HTML entities. This occurs because ampersands were not being correctly escaped in link targets, making it possible to fashion unsafe URLs using schemes like data: or javascript: by entering them as HTML entities.
Recommendations: For versions prior to 0.10.1, update to version 0.10.1 or later to resolve the issue. As a temporary workaround, consider restricting the use of link targets with HTML entities to minimize the risk of exploitation.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
GHSA-6WJ2-G87R-PM62
RUSTSEC-2021-0063
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