Low severity · published Apr 2, 2026
CVE-2026-5360
Free5GC aper type confusion
3.7
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability has been found in Free5GC 4.2.0. The affected element is an unknown function of the component aper. Such manipulation leads to type confusion. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is described as difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 26205eb01705754b7b902ad6c4b613c96c881e29. It is best practice to apply a patch to resolve this issue.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Free5GC · Free5gc
4.2.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-5360
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-5360
Patch
https://github.com/free5gc/aper/commit/26205eb01705754b7b902ad6c4b613c96c881e29
Issue Tracking
https://github.com/free5gc/aper/pull/11
Product
https://github.com/free5gc/free5gc/
Issue Tracking
https://github.com/free5gc/free5gc/issues/831
Issue Tracking
https://github.com/free5gc/free5gc/issues/831#issue-3996453112
Third Party Advisory
https://vuldb.com/submit/781573
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