CVE-2026-32276

HighRCE

Published: 23 March 2026

Published

23 March 2026

Modified

24 March 2026

KEV Added

—

Patch

—

CVSS Score 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0009 25.2th percentile

Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-32276 is a high-severity Code Injection (CWE-94) vulnerability in Opensource-Workshop Connect-Cms. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 25.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 2 other techniques. What defenders deploy: see the NIST 800-53 controls recommended below.

Threat & Defense Details

Mitigating Controls (NIST 800-53 r5)AI

SI-2 Flaw Remediation good match

prevent

Directly requires timely identification, reporting, and correction of software flaws like this code injection vulnerability through patching to versions 1.41.1 or 2.41.1.

SI-10 Information Input Validation good match

prevent

Mandates validation of untrusted inputs to the Code Study Plugin to block code injection exploits (CWE-94) by authenticated users.

RA-5 Vulnerability Monitoring and Scanning partial match

detect

Enables vulnerability scanning to identify the presence of CVE-2026-32276 in deployed Connect-CMS instances for prioritized remediation.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1059 Command and Scripting Interpreter Execution

Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.

attack.mitre.org →

T1068 Exploitation for Privilege Escalation Privilege Escalation

Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.

attack.mitre.org →

Why these techniques?

Remote authenticated code injection (CWE-94) in public-facing CMS plugin directly enables T1190 for initial server access, T1059 for arbitrary code/command execution, and T1068 for low-to-high privilege escalation resulting in full system compromise.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

NVD Description

Connect-CMS is a content management system. In versions on the 1.x series up to and including 1.41.0 and versions on the 2.x series up to and including 2.41.0, an authenticated user may be able to execute arbitrary code in the…

Code Study Plugin. Versions 1.41.1 and 2.41.1 contain a patch.

Deeper analysisAI

Connect-CMS, an open-source content management system, is affected by CVE-2026-32276, a code injection vulnerability (CWE-94) in its Code Study Plugin. The flaw impacts versions in the 1.x series up to and including 1.41.0 and the 2.x series up to and including 2.41.0. It has a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), indicating high severity due to potential for complete system compromise.

An authenticated user with low privileges can exploit this vulnerability remotely over the network with low complexity and no user interaction required. Successful exploitation allows arbitrary code execution on the server, granting high confidentiality, integrity, and availability impacts, such as full control over the affected Connect-CMS instance.

Mitigation is available via patched versions 1.41.1 and 2.41.1, as detailed in the project's GitHub security advisory (GHSA-hxqw-6qv7-cqfv) and release notes. The fixing commit (c0bcd07fc1e9375941aa1295d044328ecd44ed85) addresses the issue in the Code Study Plugin, and administrators should upgrade immediately to eliminate the risk.