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WS-2021-0011
Good to know:
Date: February 1, 2021
In Mozilla Bleach before 3.3.0, a mutation XSS in bleach.clean when p, br, style, title, noscript, script, textarea, noframes, iframe, or xmp and either svg or math tags are whitelisted and the keyword argument strip_comments=False.
Language: Python
Severity Score
Severity Score
Weakness Type (CWE)
Cross-Site Scripting (XSS)
CWE-79Top Fix
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | LOCAL |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | NONE |
| User Interaction (UI): | REQUIRED |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | HIGH |
| Availability (A): | HIGH |