CVE-2021-23406
Code Injection in pac-resolver
8.1
HIGH
CVSS 3.1
EPSS 1.00%
Description
This affects the package pac-resolver before 5.0.0. This can occur when used with untrusted input, due to unsafe PAC file handling. **NOTE:** The fix for this vulnerability is applied in the node-degenerator library, a dependency written by the same maintainer.
How to fix CVE-2021-23406
To remediate CVE-2021-23406, upgrade the affected package to a fixed version below.
- —upgrade to 3.0.1 or later
- —upgrade to 5.0.0 or later
Is CVE-2021-23406 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.0.1
- from 0, < 5.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |