Vulnerability Details CVE-2026-8743
A vulnerability was found in Open5GS up to 2.7.6. This impacts the function ran_ue_find_by_amf_ue_ngap_id of the file src/amf/context.c of the component AMF/MME. Performing a manipulation results in improper authorization. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The patch is named 5746b8576cfceec18ed87eb7d8cf11b1fb4cd8b1. It is suggested to install a patch to address this issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 13.9%
CVSS Severity
CVSS v3 Score 6.3
CVSS v2 Score 6.5
References
- https://github.com/open5gs/open5gs/
- https://github.com/open5gs/open5gs/commit/5746b8576cfceec18ed87eb7d8cf11b1fb4cd8b1
- https://github.com/open5gs/open5gs/issues/4498
- https://github.com/open5gs/open5gs/pull/4553
- https://vuldb.com/submit/814559
- https://vuldb.com/vuln/364330
- https://vuldb.com/vuln/364330/cti
Products affected by CVE-2026-8743
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cpe:2.3:a:open5gs:open5gs:-
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cpe:2.3:a:open5gs:open5gs:0.1.0
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cpe:2.3:a:open5gs:open5gs:0.1.1
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cpe:2.3:a:open5gs:open5gs:0.2.0
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cpe:2.3:a:open5gs:open5gs:0.3.0
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cpe:2.3:a:open5gs:open5gs:0.3.1
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cpe:2.3:a:open5gs:open5gs:0.3.10
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cpe:2.3:a:open5gs:open5gs:0.3.11
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cpe:2.3:a:open5gs:open5gs:0.3.2
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cpe:2.3:a:open5gs:open5gs:0.3.3
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cpe:2.3:a:open5gs:open5gs:0.3.4
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cpe:2.3:a:open5gs:open5gs:0.3.5
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cpe:2.3:a:open5gs:open5gs:0.3.6
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cpe:2.3:a:open5gs:open5gs:0.3.7
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cpe:2.3:a:open5gs:open5gs:0.3.8
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cpe:2.3:a:open5gs:open5gs:0.3.9
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cpe:2.3:a:open5gs:open5gs:0.4.0
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cpe:2.3:a:open5gs:open5gs:0.4.1
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cpe:2.3:a:open5gs:open5gs:0.4.2
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cpe:2.3:a:open5gs:open5gs:0.4.3
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cpe:2.3:a:open5gs:open5gs:0.4.4
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cpe:2.3:a:open5gs:open5gs:0.5.0
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cpe:2.3:a:open5gs:open5gs:0.5.1
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cpe:2.3:a:open5gs:open5gs:0.5.2
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cpe:2.3:a:open5gs:open5gs:1.0.0
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cpe:2.3:a:open5gs:open5gs:1.1.0
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cpe:2.3:a:open5gs:open5gs:1.2.0
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cpe:2.3:a:open5gs:open5gs:1.2.1
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cpe:2.3:a:open5gs:open5gs:1.2.2
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cpe:2.3:a:open5gs:open5gs:1.2.3
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cpe:2.3:a:open5gs:open5gs:1.2.4
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cpe:2.3:a:open5gs:open5gs:1.3.0
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cpe:2.3:a:open5gs:open5gs:2.0.0
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cpe:2.3:a:open5gs:open5gs:2.0.18
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cpe:2.3:a:open5gs:open5gs:2.0.20
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cpe:2.3:a:open5gs:open5gs:2.0.21
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cpe:2.3:a:open5gs:open5gs:2.0.22
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cpe:2.3:a:open5gs:open5gs:2.1.0
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cpe:2.3:a:open5gs:open5gs:2.1.1
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cpe:2.3:a:open5gs:open5gs:2.1.3
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cpe:2.3:a:open5gs:open5gs:2.1.4
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cpe:2.3:a:open5gs:open5gs:2.1.5
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cpe:2.3:a:open5gs:open5gs:2.1.7
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cpe:2.3:a:open5gs:open5gs:2.2.0
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cpe:2.3:a:open5gs:open5gs:2.2.1
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cpe:2.3:a:open5gs:open5gs:2.2.2
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cpe:2.3:a:open5gs:open5gs:2.2.3
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cpe:2.3:a:open5gs:open5gs:2.2.4
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cpe:2.3:a:open5gs:open5gs:2.2.5
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cpe:2.3:a:open5gs:open5gs:2.2.6
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cpe:2.3:a:open5gs:open5gs:2.2.7
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cpe:2.3:a:open5gs:open5gs:2.2.8
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cpe:2.3:a:open5gs:open5gs:2.2.9
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cpe:2.3:a:open5gs:open5gs:2.3.0
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cpe:2.3:a:open5gs:open5gs:2.3.1
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cpe:2.3:a:open5gs:open5gs:2.3.2
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cpe:2.3:a:open5gs:open5gs:2.3.3
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cpe:2.3:a:open5gs:open5gs:2.3.4
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cpe:2.3:a:open5gs:open5gs:2.3.6
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cpe:2.3:a:open5gs:open5gs:2.4.0
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cpe:2.3:a:open5gs:open5gs:2.4.1
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cpe:2.3:a:open5gs:open5gs:2.4.10
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cpe:2.3:a:open5gs:open5gs:2.4.11
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cpe:2.3:a:open5gs:open5gs:2.4.12
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cpe:2.3:a:open5gs:open5gs:2.4.13
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cpe:2.3:a:open5gs:open5gs:2.4.2
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cpe:2.3:a:open5gs:open5gs:2.4.3
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cpe:2.3:a:open5gs:open5gs:2.4.4
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cpe:2.3:a:open5gs:open5gs:2.4.5
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cpe:2.3:a:open5gs:open5gs:2.4.6
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cpe:2.3:a:open5gs:open5gs:2.4.7
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cpe:2.3:a:open5gs:open5gs:2.4.8
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cpe:2.3:a:open5gs:open5gs:2.4.9
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cpe:2.3:a:open5gs:open5gs:2.5.6
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cpe:2.3:a:open5gs:open5gs:2.5.7
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cpe:2.3:a:open5gs:open5gs:2.6.4
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cpe:2.3:a:open5gs:open5gs:2.6.6
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cpe:2.3:a:open5gs:open5gs:2.7.0
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cpe:2.3:a:open5gs:open5gs:2.7.1
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cpe:2.3:a:open5gs:open5gs:2.7.2
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cpe:2.3:a:open5gs:open5gs:2.7.3
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cpe:2.3:a:open5gs:open5gs:2.7.5
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cpe:2.3:a:open5gs:open5gs:2.7.6