How severe is CVE-2026-10156?

CVE-2026-10156 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2026-10156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-10156?

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

Does CVE-2026-10156 have an EU (EUVD) identifier?

Yes. CVE-2026-10156 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33472.

When was CVE-2026-10156 published?

CVE-2026-10156 was published on 2026-05-31 and last updated on 2026-06-17.

CVE-2026-10156

CVE-2026-10156 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
CVSS v4: 2.1
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33472
Weakness: CWE-400
Published: 2026-05-31
Last modified: 2026-06-17

Description

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function handle_amf_info in the library /lib/sbi/nnrf-handler.c of the component nf-instances Endpoint. Executing a manipulation of the argument nf_info_pool can lead to resource consumption. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Applying a patch is advised to resolve this issue. The issue report is flagged as already-fixed.

Frequently asked questions

What is CVE-2026-10156?: A vulnerability was determined in Open5GS up to 2.7.7. This affects the function handle_amf_info in the library /lib/sbi/nnrf-handler.c of the component nf-instances Endpoint. Executing a manipulation of the argument nf_info_pool can lead to resource consumption. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Applying a patch is advised to resolve this issue. The issue report is flagged as already-fixed.
How severe is CVE-2026-10156?: CVE-2026-10156 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2026-10156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-10156?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-10156 have an EU (EUVD) identifier?: Yes. CVE-2026-10156 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33472.
When was CVE-2026-10156 published?: CVE-2026-10156 was published on 2026-05-31 and last updated on 2026-06-17.

References

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