Unrated severityNVD Advisory· Published Feb 26, 2021· Updated Aug 3, 2024
CVE-2021-23974
CVE-2021-23974
Description
The DOMParser API did not properly process '' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4<86+ 1 more
- (no CPE)range: <86
- (no CPE)range: < 86
- osv-coords2 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 128.5.1-1.1+ 1 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 92.0-1.2
Patches
Vulnerability mechanics
References
3- security.gentoo.org/glsa/202104-10mitrevendor-advisoryx_refsource_GENTOO
- bugzilla.mozilla.org/buglist.cgimitrex_refsource_MISC
- www.mozilla.org/security/advisories/mfsa2021-07/mitrex_refsource_MISC
News mentions
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