CVE-2016-9910
Cross-site Scripting in html5lib
6.1
MEDIUM
CVSS 3.1
EPSS 0.49%
Description
The serializer in html5lib before 0.99999999 might allow remote attackers to conduct cross-site scripting (XSS) attacks by leveraging mishandling of special characters in attribute values, a different vulnerability than CVE-2016-9909.
How to fix CVE-2016-9910
To remediate CVE-2016-9910, upgrade the affected package to a fixed version below.
- Debian/html5lib—upgrade to 0.999999999-1 or later
- —upgrade to 0.99999999 or later
- —upgrade to 9b8d8eb5afbc066b7fac9390f5ec75e5e8a7cab7 or later
Is CVE-2016-9910 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.999999999-1
- from 0, < 0.99999999
- from 0, < 9b8d8eb5afbc066b7fac9390f5ec75e5e8a7cab7 | from 0, < 0.999999999
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:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |