Remote Assertion Vulnerability in Open5GS by Open5GS
CVE-2025-15530

6.9MEDIUM

Key Information:

Vendor

Open5GS

Status
Open5gs
Vendor
CVE Published:
17 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15530?

A vulnerability identified in Open5GS versions up to 2.7.6 can be exploited remotely through the sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request function located in /src/sgwc/s11-handler.c. This flaw allows an attacker to manipulate requests, resulting in a reachable assertion failure. Given that this issue has been publicly disclosed and flagged as fixed, it is vital for users to apply the latest patches to mitigate against possible exploitation.

Affected Version(s)

Open5GS 2.7.0

Open5GS 2.7.1

Open5GS 2.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-15530 - Proof of Concept

References

https://vuldb.com/?id.341597
vdb-entrytechnical-description
https://vuldb.com/?ctiid.341597
signaturepermissions-required
https://vuldb.com/?submit.728987
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

LinZiyu (VulDB User)
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