CVE-2026-78157

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.

CVSS 4.0

2.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P

CVSS 3.1

7.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

EPSS

0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-25)

CWEs

CWE-119, CWE-125

Published

2026-08-24

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

References

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

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