CVE-2026-2522

MEDIUM EPSS 41.7%
Published Feb 16, 20264mo ago · Modified Feb 18, 20264mo ago
5.5 CVSS 4.0
Medium
Find Similar
Published Feb 16, 2026 4mo ago
Last Modified Feb 18, 2026 4mo ago

Description

A security vulnerability has been detected in Open5GS up to 2.7.6. Impacted is an unknown function of the file /src/mme/esm-build.c of the component MME. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed publicly 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
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
41.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.7.6

References 6

  • github.com https://github.com/open5gs/open5gs/
    Product
  • github.com https://github.com/open5gs/open5gs/issues/4283
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/open5gs/open5gs/issues/4283#issue-3807916595
    ExploitIssue TrackingVendor Advisory
  • vuldb.com https://vuldb.com/?ctiid.346110
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.346110
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.738336
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.