# github.com/free5gc/smf (Go) vulnerabilities

3 known vulnerabilities (1 critical, 2 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v1.4.6 (Sep 30, 2026): affected by CVE-2026-44321
- Newest unaffected release: Every release is affected by at least one advisory
- Releases: 21 since v1.0.0 (Jan 30, 2021)
- Registry: https://pkg.go.dev/github.com/free5gc/smf
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-44321: v1.0.0 to v1.4.6 (through the newest release)
- CVE-2026-44328: v1.0.0 to v1.4.2 (v1.4.3 is outside it)
- CVE-2026-44329: v1.0.0 to v1.4.2 (v1.4.3 is outside it)

## Advisories (3)

### [CVE-2026-44321](https://cve.now/CVE-2026-44321): free5GC: SMF UPI POST /upi/v1/upNodesLinks exits the SMF process on overlapping UE pools (unauthenticated, reachable Fatalf)

- Severity: High 7.5
- Published: May 27, 2026
- Affected: all versions; through 1.4.3.
- No fix released. The latest release, v1.4.6, is still affected.

### [CVE-2026-44328](https://cve.now/CVE-2026-44328): free5GC: SMF UPI DELETE /upi/v1/upNodesLinks/{ref} panics on AN-node deletion via nil UPF dereference; unauthenticated, state-mutating

- Severity: High 8.2
- Published: May 27, 2026
- Affected: fixed in 1.4.3.
- Fixed in v1.4.3 (released Apr 16, 2026, 41 days before disclosure).
- The latest release, v1.4.6, is not affected.

### [CVE-2026-44329](https://cve.now/CVE-2026-44329): free5GC: SMF UPI management interface lacks auth middleware; unauthenticated topology read/write requests reach handlers

- Severity: Critical 10.0
- Published: May 27, 2026
- Affected: fixed in 1.4.3.
- Fixed in v1.4.3 (released Apr 16, 2026, 41 days before disclosure).
- The latest release, v1.4.6, is not affected.

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