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Phoenix Contact CHARX SEC OCPP Backend Firewall Bypass Enables Unauthenticated Remote OS Command Execution

Last refreshed2026-10-07

Status: UPDATED  |  Advisory ID: CVE-2026-44098

Key Details

CVECVE-2026-44098
CVSS Score / Version8.6 (High) / CVSS v3.1
Updated2026-07-30
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is low; integrity impact is low; availability impact is high.
Affected productsPhoenix Contact CHARX SEC-3150, Phoenix Contact CHARX SEC-3100, Phoenix Contact CHARX SEC-3050, and Phoenix Contact CHARX SEC-3000
Classified asCWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'))
Exploitation prediction (EPSS)1.66% probability of exploitation in the next 30 days (76% percentile) -- FIRST.org's EPSS model.

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Phoenix ContactCHARX SEC-3150
Phoenix ContactCHARX SEC-3100
Phoenix ContactCHARX SEC-3050
Phoenix ContactCHARX SEC-3000
SubsystemsGeneral OT
SectorsMultiple

What to Know

This vulnerability allows an unauthenticated remote attacker with control over the OCPP backend via firewall-bypass to perform an OS command injection, resulting in the execution of arbitrary commands as the limited user charx-oa. Charging could be interrupted. (NVD)

What to Do

Monitor Phoenix Contact's web page for any future patch releases.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-44098
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-44098