CVE-2026-78157

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

HIGH
7.4
CVSS Score
Published: August 24, 2026 at 12:00 AM UTC
Updated: October 14, 2026 at 01:10 PM UTC
1 product affected across 1 vendorOpen5GS

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Severity
HIGH7.4
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions2.8.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/394540
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/394540/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-78157
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/882953
Issue Tracking
Source: cverecord
https://github.com/open5gs/open5gs/issues/4663
Product
Source: cverecord
https://github.com/open5gs/open5gs/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.4HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-125CWE-119

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