CVE-2026-8226: Open5GS types.c ogs_pcc_rule_install_flow_from_media denial of service

Published May 10, 2026
·
Updated

A security flaw has been discovered in Open5GS up to 2.7.7. This vulnerability affects the function ogspccruleinstallflowfrommedia in the library /lib/proto/types.c. The manipulation results in denial of service. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected Software

2 affected components
open5gs open5gs<=2.7.7
open5gs open5gs<=2.7.7

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Open5GS to a version that resolves this vulnerability.

    Fixed in 2.7.7

Event History

May 10, 2026
CVE Published
via MITRE·03:30 AM
Data Sourced
via MITRE·03:30 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
May 11, 58342
Event
via FIRST·05:40 AM

Frequently Asked Questions

1

What is the severity of CVE-2026-8226?

CVE-2026-8226 is considered a high severity vulnerability due to its potential to cause denial of service.

2

How do I fix CVE-2026-8226?

To fix CVE-2026-8226, you should upgrade Open5GS to version 2.7.8 or later.

3

What versions of Open5GS are affected by CVE-2026-8226?

Open5GS versions up to and including 2.7.7 are affected by CVE-2026-8226.

4

What type of vulnerability is CVE-2026-8226?

CVE-2026-8226 is categorized as a denial of service vulnerability.

5

What function is involved in CVE-2026-8226?

The vulnerability in CVE-2026-8226 involves the function ogs_pcc_rule_install_flow_from_media in the Open5GS library.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203