CVE-2026-7708

MEDIUM 4.3

Open5GS UDR subscription.c ogs_dbi_subscription_data denial of service

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in Open5GS up to 2.7.7. The affected element is the function ogs_dbi_subscription_data in the library /lib/dbi/subscription.c of the component UDR. This manipulation of the argument supi_id causes denial of service. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-404
Vendor	n/a
Product	open5gs
Published	May 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.7.0 2.7.1 2.7.2 2.7.3 2.7.4 2.7.5 2.7.6 2.7.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/360884 vuldb.com: https://vuldb.com/vuln/360884/cti vuldb.com: https://vuldb.com/submit/805701 github.com: https://github.com/open5gs/open5gs/issues/4412 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 FrankyLin (VulDB User) VulDB CNA Team