What’s Vulnerable › Vulnerabilities

CVE-2026-37198

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-27 · updated 2026-09-09
• Weakness: CWE-190

Description

An integer overflow in the SMF component of Open5GS v2.7.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted GTP packet.

References

• https://gist.github.com/hackeryounow/b1b6475d9c1d9b2bd1f1ef895d1f298c
• https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-37198
• https://github.com/open5gs/open5gs/issues/4277
• https://github.com/open5gs/open5gs/issues/4278

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