CVE-2026-7601: Open5GS · CWE-404
Source GCVE Database
Not known to be exploited · CVSS 5.3 Medium.
Data as of 27 Oct 2026, 00:07 UTC
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:XExploitation evidence
Disclosed: evidence found.
CVE published 2 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Open5GS | Affected
| Fixed in– |
GitHubopen5gs/open5gspkg:github/open5gs/open5gsOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able to address this issue. The identifier of the patch is ebc66942b6f8f1fab2d640e71cf4e9f1a423b426. It is advisable to upgrade the affected component.
References
- nvd.nist.gov/vuln/detail/CVE-2026-7601 (opens in a new tab)
- github.com/open5gs/open5gs/issues/4321 (opens in a new tab)
- github.com/open5gs/open5gs/commit/ebc66942b6f8f1fab2d640e71cf4e9f1a423b426 (opens in a new tab)
- github.com/open5gs/open5gs (opens in a new tab)
- github.com/open5gs/open5gs/releases/tag/v2.7.7 (opens in a new tab)
- vuldb.com/submit/805675 (opens in a new tab)
- vuldb.com/vuln/360558 (opens in a new tab)
- vuldb.com/vuln/360558/cti (opens in a new tab)