CVE-2026-8288

LOW
INFO Priority: 0.01 BB Relevance: 54/100
Published: 2026-05-11 Modified: 2026-11-11 First seen: 2026-11-11 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: X
AT: None
VC: None
VI: None
VA: Low

Description

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm_handle_pdu_session_modification_qos_flow_descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
open5gs open5gs < 2.7.7

References & Advisories (6)

https://vuldb.com/submit/808489
Third Party Advisory VDB Entry
https://vuldb.com/vuln/362585
Third Party Advisory VDB Entry
https://vuldb.com/vuln/362585/cti
Permissions Required VDB Entry

Bug Bounty Relevance

54 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

2.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.38%
Raw Score 0.003780
Percentile 32.1%
Date 2026-11-10

Intelligence Sources

nvd ref →