Free5GC 4.2.0 aper type confusion

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.17

Summaryinfo

A vulnerability has been found in Free5GC 4.2.0 and classified as problematic. The impacted element is an unknown function of the component aper. Performing a manipulation results in type confusion. This vulnerability is known as CVE-2026-5360. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Free5GC 4.2.0. This affects an unknown part of the component aper. The manipulation with an unknown input leads to a type confusion vulnerability. CWE is classifying the issue as CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. This is going to have an impact on availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-5360. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

Applying the patch 26205eb01705754b7b902ad6c4b613c96c881e29 is able to eliminate this problem. The bugfix is ready for download at github.com.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.7
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Type confusion
CWE: CWE-843
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 26205eb01705754b7b902ad6c4b613c96c881e29

Timelineinfo

04/01/2026 Advisory disclosed
04/01/2026 +0 days VulDB entry created
04/01/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 831
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-5360 (🔒)
GCVE (CVE): GCVE-0-2026-5360
GCVE (VulDB): GCVE-100-354735
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/01/2026 19:21
Changes: 04/01/2026 19:21 (58)
Complete: 🔍
Submitter: shovon0203
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #781573: Linux Foundation free5GC 4.2.0 Type Confusion (by shovon0203)

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