What’s Vulnerable › Vulnerabilities

CVE-2025-15528: Open5GS GTPv2 Bearer Response denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-16 · updated 2026-06-17
• Weakness: CWE-404

Description

A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 98f76e98df35cd6a35e868aa62715db7f8141ac1. A patch should be applied to remediate this issue.

Affected products

• Open5GS: through 2.7.6

References

• https://github.com/open5gs/open5gs/
• https://github.com/open5gs/open5gs/commit/98f76e98df35cd6a35e868aa62715db7f8141ac1
• https://github.com/open5gs/open5gs/issues/4225
• https://github.com/open5gs/open5gs/issues/4225#issue-3769531006
• https://vuldb.com/?ctiid.341595
• https://vuldb.com/?id.341595
• https://vuldb.com/?submit.728128
• https://vuldb.com/?submit.729359
• https://vuldb.com/?submit.729360
• https://vuldb.com/?submit.738373

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