CVE-2026-30058
High
Description
Improper Input Validation in the HTTPModifySubscription handler of free5gc v4.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
SeverityHigh
CVSS7.5
Exploit probability—
ProductFree5gc
PublishedAug 27, 2026
First seenAug 27, 2026
Weakness typeCWE-20Improper input validation
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| free5gc free5gc | 4.0.1 | — |
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