CVE-2026-78186

MEDIUM 4.3

Open5GS HSS hss-cx-path.c assertion

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A flaw has been found in Open5GS up to 2.8.0. This affects an unknown function of the file src/hss/hss-cx-path.c of the component HSS. This manipulation of the argument User-Name causes reachable assertion. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4. It is recommended to apply a patch to fix this issue.

CWE	CWE-617
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:U/C:N/I:N/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

2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/394568 vuldb.com: https://vuldb.com/vuln/394568/cti vuldb.com: https://vuldb.com/cve/CVE-2026-78186 vuldb.com: https://vuldb.com/submit/885203 github.com: https://github.com/open5gs/open5gs/issues/4675 github.com: https://github.com/open5gs/open5gs/commit/c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 WeiYi (VulDB User)