What’s Vulnerable › Vulnerabilities

CVE-2026-8186: Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-05-09 · updated 2026-07-24
• Weakness: CWE-119

Description

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function ogs_sbi_client_send_via_scp_or_sepp in the library lib/sbi/client.c of the component NF. Performing a manipulation results in out-of-bounds read. The attack is possible to be carried out remotely. The patch is named d5bc487fcf9ea87d2b03f2ef95123af344773bfb. It is suggested to install a patch to address this issue.

Affected products

• Open5GS: through 2.7.7

References

• https://github.com/open5gs/open5gs/
• https://github.com/open5gs/open5gs/commit/d5bc487fcf9ea87d2b03f2ef95123af344773bfb
• https://github.com/open5gs/open5gs/issues/4491
• https://github.com/open5gs/open5gs/pull/4496
• https://vuldb.com/submit/800024
• https://vuldb.com/vuln/362338
• https://vuldb.com/vuln/362338/cti
• https://github.com/open5gs/open5gs/issues/4491

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