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github.com/free5gc/free5gc

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

Latest release
v4.3.0+incompatible (Sep 30, 2026): affected by CVE-2022-38871
Newest unaffected release
Every release is affected by at least one advisory
Advisories
6 · 1 critical, 1 high, 1 medium
Releases
63 since v3.0.1+incompatible (Apr 27, 2020)
Registry
pkg.go.dev
Releases read
Nov 8, 2026

Version timeline

  • CVE-2026-55068
    Affects v3.0.1+incompatible to v4.2.2-0.20260408094255-766d2a89c263+incompatible (v4.2.2+incompatible is outside it)
  • CVE-2026-53551
    Affects v3.0.1+incompatible to v4.2.2-0.20260408094255-766d2a89c263+incompatible (v4.2.2+incompatible is outside it)
  • CVE-2023-47025
    Affects v3.0.1+incompatible to v3.3.0+incompatible (v3.4.0+incompatible is outside it)
  • CVE-2023-47345
    Affects v3.0.1+incompatible to v3.3.0+incompatible (v3.4.0+incompatible is outside it)
  • CVE-2022-38871
    Affects v3.0.1+incompatible to v4.3.0+incompatible (through the newest release)
  • CVE-2022-43677
    Affects v3.0.1+incompatible to v3.2.1+incompatible (v3.2.2-0.20230313125551-78b21b21ab8e+incompatible is outside it)
Every release cve.now has on record, lowest version on the left; each bar is a run of versions an advisory affects.

Advisories 6

  • CVE-2026-55068Critical 9.3

    free5GC: NRF nnrf-nfm lacks NF Profile input validation — enables NF Registration Poisoning with arbitrary service endpoints

    Affected: fixed in 4.2.2; fixed in 4.2.2+incompatible.

    Fixed in v4.2.2+incompatible (released Apr 21, 2026, 129 days before disclosure).

    The latest release, v4.3.0+incompatible, is not affected.

  • CVE-2026-53551Medium 6.9

    free5GC AUSF: null byte injection in supiOrSuci causes HTTP 500 internal service failure

    Affected: fixed in 4.2.2; fixed in 4.2.2+incompatible.

    Fixed in v4.2.2+incompatible (released Apr 21, 2026, 101 days before disclosure).

    The latest release, v4.3.0+incompatible, is not affected.

  • An issue in Free5gc v.3.3.0 allows a local attacker to cause a denial of service via the free5gc-compose component.

    Affected: through 3.3.0.

    Fixed in v3.4.0+incompatible (released Feb 16, 2024, 92 days after disclosure), the first release outside every affected range (no listed fixed version clears them all).

    The latest release, v4.3.0+incompatible, is not affected.

  • Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP…

    Affected: through 3.3.0.

    Fixed in v3.4.0+incompatible (released Feb 16, 2024, 93 days after disclosure), the first release outside every affected range (no listed fixed version clears them all).

    The latest release, v4.3.0+incompatible, is not affected.

  • In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages.

    Affected: all versions.

    No fix released. The latest release, v4.3.0+incompatible, is still affected.

  • In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.

    Affected: through 3.2.1.

    Fixed in v3.3.0+incompatible (released Jun 8, 2023, 227 days after disclosure), the first release outside every affected range (no listed fixed version clears them all).

    The latest release, v4.3.0+incompatible, is not affected.