CVE-2026-30050: n/a
Description
A vulnerability in free5gc v4.1.0's ModifyAMFEventSubscriptionProcedure function allows an unauthenticated attacker to cause a Denial of Service (DoS) by sending a crafted PATCH request. The issue results in service disruption without impacting confidentiality or integrity.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-30050 is a denial of service vulnerability in the ModifyAMFEventSubscriptionProcedure function within the processor/event_exposure.go file of free5gc version 4.1.0. An attacker can exploit this flaw by supplying a specially crafted PATCH request, causing the application to become unavailable. The vulnerability does not affect confidentiality or integrity, only availability. No official patch or remediation guidance is currently available, and there are no known exploits in the wild.
Potential Impact
The vulnerability allows remote attackers with no privileges to cause a denial of service, disrupting the availability of the free5gc service. There is no impact on confidentiality or integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting access to the affected endpoint or implementing network-level protections to limit exposure to crafted PATCH requests targeting this function.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-03-04T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6a906ba8acd9273b49839a10
Added to database: 08/27/2026, 16:54:00 UTC
Last enriched: 09/08/2026, 13:52:04 UTC
Last updated: 10/11/2026, 18:48:18 UTC
Views: 31
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.