CVE-2026-8186

Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds

HIGH
7.5
CVSS Score
Published: May 9, 2026 at 12:00 PM UTC
Updated: July 24, 2026 at 08:23 AM UTC
1 product affected across 1 vendorOpen5GS

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/362338
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/362338/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/800024
Issue TrackingExploit
Source: cverecord
https://github.com/open5gs/open5gs/issues/4491
Issue TrackingPatch
Source: cverecord
https://github.com/open5gs/open5gs/pull/4496
Product
Source: cverecord
https://github.com/open5gs/open5gs/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-125CWE-119

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