CVE-2026-8249

LOW EPSS 29.1%
Published May 10, 20261mo ago · Modified Jun 17, 20262w ago
2.1 CVSS 4.0
Low
Find Similar
Published May 10, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

A flaw has been found in Open5GS up to 2.7.7. The impacted element is the function update_authorized_pcc_rule_and_qos of the file /src/smf/npcf-handler.c of the component SMF. This manipulation causes denial of service. Remote exploitation of the attack is possible. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Details

Base Score
2.1
Exploitability
—
Impact
—
Vector string
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
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
29.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-404

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.7.7

References 5

  • github.com https://github.com/open5gs/open5gs/
    Product
  • github.com https://github.com/open5gs/open5gs/issues/4443
    ExploitIssue Tracking
  • vuldb.com https://vuldb.com/submit/808473
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/362546
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/362546/cti
    Permissions RequiredVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.