Description (CNA)
In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Mozilla / Firefox | affected < 83 |
| Mozilla / Firefox ESR | affected < 78.5 |
| Mozilla / Thunderbird | affected < 78.5 |
CWE
No CWE identifiers supplied.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1666300
- https://www.mozilla.org/security/advisories/mfsa2020-50/
- https://www.mozilla.org/security/advisories/mfsa2020-52/
- https://www.mozilla.org/security/advisories/mfsa2020-51/
ADP enrichment
No English description supplied.