CVE-2023-26920
fast-xml-parser vulnerable to Prototype Pollution through tag or attribute name
6.5
MEDIUM
CVSS 3.1
EPSS 0.20%
Description
fast-xml-parser before 4.1.2 allows __proto__ for Prototype Pollution.
How to fix CVE-2023-26920
To remediate CVE-2023-26920, upgrade the affected package to a fixed version below.
- Debian/node-webfont—no fix listed
- npm/fast-xml-parser—upgrade to 4.1.2 or later
Is CVE-2023-26920 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0, < 4.1.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |