CVE-2021-23974 (GCVE-0-2021-23974)

Vulnerability from cvelistv5 – Published: 2021-02-26 01:51 – Updated: 2024-08-03 19:14
VLAI
Summary
The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
Severity
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
  • noscript elements could have led to an HTML Sanitizer bypass
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: < 86
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