High 7.5Published Aug 27, 2026

CVE-2026-37198An 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.

Updated under an hour ago (2026-10-19 09:50 UTC)

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Exploited in the last 30 days

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.

CVSS: 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-190
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Aug 28, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.