What’s Vulnerable › Vulnerabilities

CVE-2025-41067: Reachable Assertion vulnerability in Open5GS

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-27 · updated 2026-10-08
• Weakness: CWE-617

Description

Reachable Assertion vulnerability in Open5GS up to version 2.7.6 allows attackers with connectivity to the NRF to cause a denial of service. An SBI request that deletes the NRF's own registry causes a check that ends up crashing the NRF process and renders the discovery service unavailable.

Affected products

• Open5GS: before 2.7.5 — fixed in 2.7.5

How to fix

Upgrade to a fixed version: Open5GS 2.7.5. Check the vendor advisory for mitigations.

References

• https://open5gs.org/open5gs/release/2025/07/19/release-v2.7.6.html
• https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-newplanes-open5gs

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