CVE-2024-48042

WordPress Contact Form by Supsystic plugin <= 1.7.28 - Remote Code Execution (RCE) vulnerability

9.1 Critical

Deserialization of Untrusted Data vulnerability in supsystic Contact Form by Supsystic contact-form-by-supsystic allows Command Injection.This issue affects Contact Form by Supsystic: from n/a through <= 1.7.28.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.15%Up 1.1 points since Oct 17, 2024

What each source reports

CVE List Score used 9.1

WordPress Contact Form by Supsystic plugin <= 1.7.28 - Remote Code Execution (RCE) vulnerability

Record: CVE-2024-48042
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-82
Updated: 2026-11-02

EUVDEUVD-2024-42914 9.1

Record: EUVD-2024-42914
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-h9vw-g3h9-6jvw 9.1

Improper Neutralization of Special Elements Used in a Template Engine vulnerability in Supsystic...

Improper Neutralization of Special Elements Used in a Template Engine vulnerability in Supsystic Contact Form by Supsystic allows Command Injection.This issue affects Contact Form by Supsystic: from n/a through 1.7.28.

Record: GHSA-h9vw-g3h9-6jvw
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-82, CWE-1336
Updated: 2026-11-02

NVD 9.1

Record: CVE-2024-48042
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-82
Updated: 2026-11-02

Affected products

History

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

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

In short

CVE-2024-48042 is a critical vulnerability (CVSS 9.1) in Supsystic Contact Form By Supsystic, published October 16, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 67th percentile. No source names a fixed version.