CVE-2020-6802
python-bleach - security update
6.1
MEDIUM
CVSS 3.1
EPSS 0.27%
Description
In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.
How to fix CVE-2020-6802
To remediate CVE-2020-6802, upgrade the affected package to a fixed version below.
- Debian/python-bleach—upgrade to 3.1.1-1 or later
- Debian/python-bleach—upgrade to 3.1.1-0+deb10u1 or later
- —upgrade to 3.1.1 or later
- —upgrade to 3.1.1 or later
Is CVE-2020-6802 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 3.1.1-1
- from 0, < 3.1.1-0+deb10u1
- from 0, < 3.1.1
- from 0, < 3.1.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N |
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |