CVE-2023-27976

A CWE-668: Exposure of Resource to Wrong Sphere vulnerability exists that could cause remote...

8.8 High

A CWE-668: Exposure of Resource to Wrong Sphere vulnerability exists that could cause remote code execution when a valid user visits a malicious link provided through the web endpoints. Affected Products: EcoStruxure Control Expert (V15.1 and above)

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.84%Up 0.8 points since Apr 19, 2023

What each source reports

CVE List Score used 8.8

Record: CVE-2023-27976
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-668
Updated: 2026-11-02

EUVDEUVD-2023-31702 8.8

Record: EUVD-2023-31702
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-p5fw-f837-j4p4 8.8

A CWE-668: Exposure of Resource to Wrong Sphere vulnerability exists that could cause remote...

Record: GHSA-p5fw-f837-j4p4
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-668
Updated: 2026-11-02

NVD 8.8

Record: CVE-2023-27976
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-668
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-27976 is a high vulnerability (CVSS 8.8) in Schneider Electric Ecostruxure Control Expert, published April 18, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.84%, the 58th percentile. No source names a fixed version.