CVE-2026-5360
Free5GC aper type confusion
- State
- Published
- Severity
- 6.3 Medium
- Published
- Apr 2, 2026
- Updated
- Apr 3, 2026
- Reserved
- Apr 1, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.3 Medium | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.7 Low | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 3.7 Low | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 2.6 Low | AV:N/AC:H/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
- CWE-843 Type Confusion
Affected Products
| Product | Versions |
|---|---|
Free5GCn/a |
|
References
- VDB-354735 | Free5GC aper type confusionvdb-entry
- VDB-354735 | CTI Indicators (IOB, IOC)signaturepermissions-required
- Submit #781573 | Linux Foundation free5GC 4.2.0 Type Confusionthird-party-advisory
- https://github.com/free5gc/free5gc/issues/831issue-tracking
- https://github.com/free5gc/aper/pull/11issue-trackingpatch
- https://github.com/free5gc/free5gc/issues/831#issue-3996453112exploitissue-tracking
- https://github.com/free5gc/aper/commit/26205eb01705754b7b902ad6c4b613c96c881e29patch
- https://github.com/free5gc/free5gc/product
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