CVE-2026-42083
Free5GC PCF: Missing authentication middleware in Npcf_SMPolicyControl allows access to SM policy handlers and disclosure of subscriber SUPI in github.com/free5gc/pcf
8.2
HIGH
CVSS 3.1
EPSS 0.32%
Description
Free5GC PCF: Missing authentication middleware in Npcf_SMPolicyControl allows access to SM policy handlers and disclosure of subscriber SUPI in github.com/free5gc/pcf
How to fix CVE-2026-42083
To remediate CVE-2026-42083, upgrade the affected package to a fixed version below.
- —upgrade to 1.4.3 or later
- —upgrade to 1.4.3 or later
Is CVE-2026-42083 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.4.3
- from 0, < 1.4.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N |