How severe is CVE-2026-1739?

CVE-2026-1739 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2026-1739 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-1739?

CVE-2026-1739 affects Free5gc Pcf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-1739?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-1739 have an EU (EUVD) identifier?

Yes. CVE-2026-1739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5125.

When was CVE-2026-1739 published?

CVE-2026-1739 was published on 2026-02-02 and last updated on 2026-06-17.

CVE-2026-1739

CVE-2026-1739 is a medium-severity vulnerability in Free5gc Pcf with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 5.5
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-5125
Weakness: CWE-476
Affected product: Free5gc Pcf
Published: 2026-02-02
Last modified: 2026-06-17

Description

A vulnerability has been found in Free5GC pcf up to 1.4.1. This affects the function HandleCreateSmPolicyRequest of the file internal/sbi/processor/smpolicy.go. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is df535f5524314620715e842baf9723efbeb481a7. Applying a patch is the recommended action to fix this issue.

Frequently asked questions

What is CVE-2026-1739?: A vulnerability has been found in Free5GC pcf up to 1.4.1. This affects the function HandleCreateSmPolicyRequest of the file internal/sbi/processor/smpolicy.go. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is df535f5524314620715e842baf9723efbeb481a7. Applying a patch is the recommended action to fix this issue.
How severe is CVE-2026-1739?: CVE-2026-1739 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2026-1739 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-1739?: CVE-2026-1739 affects Free5gc Pcf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-1739?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-1739 have an EU (EUVD) identifier?: Yes. CVE-2026-1739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5125.
When was CVE-2026-1739 published?: CVE-2026-1739 was published on 2026-02-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:free5gc:pcf:*:*:*:*:*:*:*:*

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