What’s Vulnerable › Vulnerabilities

CVE-2026-2525: Free5GC PFCP UDP Endpoint denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-16 · updated 2026-06-17
• Weakness: CWE-404

Description

A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

• free5gc: through 4.1.0

References

• https://github.com/free5gc/free5gc/
• https://github.com/free5gc/free5gc/issues/796
• https://github.com/free5gc/free5gc/issues/796#issue-3812169865
• https://vuldb.com/?ctiid.346113
• https://vuldb.com/?id.346113
• https://vuldb.com/?submit.739509

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