What is CVE-2026-41136?

CVE-2026-41136 is a medium-severity vulnerability in Free5gc Amf, classified under Expected Behavior Violation. CVSS score: 5.3/10. Published 2026-04-22.

How severe is CVE-2026-41136?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Free5gc Amf

CVE-2026-41136

free5GC AMF provides Access & Mobility Management Function (AMF) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Prior to version 1.4.3, the `HTTPUEContextTransfer` handler in `internal/sbi/api_communic…

EPSS: 0.003 (20.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Free5gc Amf — versions < 1.4.3
Free5gc

Weakness classification (CWE)

CWE-440 — Expected Behavior Violation

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-41136?: CVE-2026-41136 is a medium-severity vulnerability in Free5gc Amf, classified under Expected Behavior Violation. CVSS score: 5.3/10. Published 2026-04-22.
How severe is CVE-2026-41136?: Medium severity. CVSS v3 base score is 5.3 out of 10.