CVE-2026-1737

MEDIUM EPSS 38.5%
Published Feb 2, 20264mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Feb 2, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was detected in Open5GS up to 2.7.6. The affected element is the function sgwc_s5c_handle_create_bearer_request of the file /src/sgwc/s5c-handler.c of the component CreateBearerRequest Handler. Performing a manipulation results in reachable assertion. Remote exploitation of the attack is possible. The exploit is now public and may be used. To fix this issue, it is recommended to deploy a patch. The issue report is flagged as already-fixed.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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 None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
38.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-617

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.7.6

References 7

  • github.com https://github.com/open5gs/open5gs/
    Product
  • github.com https://github.com/open5gs/open5gs/issues/4271
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/open5gs/open5gs/issues/4271#event-21968630023
    Issue Tracking
  • github.com https://github.com/open5gs/open5gs/issues/4271#issue-3795147720
    ExploitIssue TrackingVendor Advisory
  • vuldb.com https://vuldb.com/?ctiid.343636
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.343636
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.741192
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.