Medium 5.3Published May 9, 2026

CVE-2026-8187Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption

Updated under an hour ago (Oct 27, 2026, 5:40 AM ET)

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It affects n/a Open5GS. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a Open5GS

Exploited in the last 30 days

A flaw has been found in Open5GS up to 2.7.7. This impacts the function _gtpv1_u_recv_cb of the file src/upf/gtp-path.c of the component UPF. Executing a manipulation can lead to resource consumption. The attack may be performed from remote. The project was informed of the problem early through an issue report but has not responded yet.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R
Weakness (CWE): CWE-400, CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

n/a Open5GS open5gs:open5gs	2.7.0; 2.7.1; 2.7.2; 2.7.3; 2.7.4; 2.7.5; 2.7.6; 2.7.7	CNA record
open5gs open5gs open5gs:open5gs	through 2.7.7	NVD

References

References

https://vuldb.com/vuln/362339	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/vuln/362339/cti	signature, permissions-required, vdb-entry
https://vuldb.com/submit/800025	third-party-advisory, vdb-entry
https://github.com/open5gs/open5gs/issues/4492	issue-tracking, exploit
https://github.com/open5gs/open5gs/	product

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.