CVE-2026-78157

HIGH 7.4

Open5GS Rx AA-Request pcrf-rx-path.c pcrf_rx_aar_cb out-of-bounds

CVSS Score

7.4

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in Open5GS 2.8.0. This affects the function pcrf_rx_aar_cb of the file src/pcrf/pcrf-rx-path.c of the component Rx AA-Request Handler. Performing a manipulation results in out-of-bounds read. It is possible to initiate the attack remotely. The patch is named c18dc6938bf63cc7374315d3dca303d92066e746. To fix this issue, it is recommended to deploy a patch.

CWE	CWE-125 CWE-119
Vendor	n/a
Product	open5gs
Published	Aug 24, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.8.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/394540 vuldb.com: https://vuldb.com/vuln/394540/cti vuldb.com: https://vuldb.com/cve/CVE-2026-78157 vuldb.com: https://vuldb.com/submit/882953 github.com: https://github.com/open5gs/open5gs/issues/4663 github.com: https://github.com/open5gs/open5gs/commit/c18dc6938bf63cc7374315d3dca303d92066e746 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 WeiYi (VulDB User)