CVE-2026-7536

Open5GS BSF pcfBindings bsf_sess_add_by_ip_address denial of service

MEDIUM
5.3
CVSS Score
Published: May 1, 2026 at 01:15 AM UTC
Updated: June 17, 2026 at 11:02 AM UTC
1 product affected across 1 vendorOpen5GS

Using Open5GS by N/A?

Get instant alerts when new vulnerabilities affect Open5GS - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsf_sess_add_by_ip_address of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Affected

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/360353
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/360353/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/804292
ExploitIssue Tracking
Source: cverecord
https://github.com/open5gs/open5gs/issues/4400
Product
Source: cverecord
https://github.com/open5gs/open5gs/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

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

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-404

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card