CVE-2026-1683A vulnerability has been found in Free5GC SMF up to 4.1.0.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. To fix this issue, it is recommended to deploy a patch.
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
free5gc free5gc free5gc:free5gc | through 4.1.0 | NVD |
References
- https://github.com/free5gc/free5gc/issues/804exploit, issue-tracking
- https://github.com/free5gc/free5gc/issues/804#issue-3816086696exploit, issue-tracking, vendor-advisory
- https://github.com/free5gc/smf/
- https://github.com/free5gc/smf/pull/188issue-tracking
- https://vuldb.com/?ctiid.343476permissions-required, vdb-entry
- https://vuldb.com/?id.343476third-party-advisory, vdb-entry
- https://vuldb.com/?submit.739653third-party-advisory, vdb-entry
- https://vuldb.com/?submit.739654third-party-advisory, vdb-entry
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.