Cyber Resilience

CVE-2024-27622

RCE in Cmsmadesimple Cms Made Simple 2.2.19 … 2.2.21

Public PoCRCE
Published
05 March 2024
Modified
17 June 2026
CVSS Score v3.1 7.2
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.020 79th percentile
Risk Priority 59 floored blend · peak EPSS

Summary

CVE-2024-27622 is a high-severity Special Element Injection (CWE-75) vulnerability in Cmsmadesimple Cms Made Simple. Its CVSS base score is 7.2 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Content Injection (T1659); ranked in the top 21% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

The strongest mitigations our analysis identified map to SA-11 (Developer Testing and Evaluation) and SI-10 (Information Input Validation) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability Data

A remote code execution vulnerability has been identified in the User Defined Tags module of CMS Made Simple version 2.2.19 / 2.2.21. This vulnerability arises from inadequate sanitization of user-supplied input in the 'Code' section of the module. As a…

more

result, authenticated users with administrative privileges can inject and execute arbitrary PHP code.

CWE(s)
CWE-75CWE-94

Related Threats

MITRE ATT&CK Enterprise Techniques

T1659 Content Injection Initial Access
Adversaries may gain access and continuously communicate with victims by injecting malicious content into systems through online network traffic.
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 →
T1059.001 PowerShell Execution
Adversaries may abuse PowerShell commands and scripts for execution.
attack.mitre.org →
T1059.002 AppleScript Execution
Adversaries may abuse AppleScript for execution.
attack.mitre.org →
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
attack.mitre.org →
T1059.005 Visual Basic Execution
Adversaries may abuse Visual Basic (VB) for execution.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-43352Same product: Cmsmadesimple Cms Made Simple
CVE-2025-5153Same product: Cmsmadesimple Cms Made Simple
CVE-2023-36970Same product: Cmsmadesimple Cms Made Simple
CVE-2023-43339Same product: Cmsmadesimple Cms Made Simple
CVE-2023-43358Same product: Cmsmadesimple Cms Made Simple
CVE-2023-36969Same product: Cmsmadesimple Cms Made Simple
CVE-2023-43872Same product: Cmsmadesimple Cms Made Simple
CVE-2024-1527Same product: Cmsmadesimple Cms Made Simple
CVE-2024-27625Same product: Cmsmadesimple Cms Made Simple
CVE-2023-43356Same product: Cmsmadesimple Cms Made Simple

Affected Assets

cmsmadesimple
cms made simple
2.2.19, 2.2.21

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)

—

Validate
Prove the fix (OWASP ASVS)
  • V1.3.1

Mitigating Controls (NIST 800-53 r5) AI

SA-11 Developer Testing and Evaluation good match

Developer testing and evaluation finds code paths that accept and execute externally influenced strings.

SI-10 Information Input Validation good match

Input validation directly stops special-element injection by rejecting or sanitizing untrusted data before it reaches a different control plane.

AC-6 Least Privilege partial match

Least privilege limits the damage an injected code fragment can perform once executed.

SA-15 Development Process, Standards, and Tools partial match

Requiring documented secure development standards and tools enforces use of safe code-generation APIs and escaping.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices directly require input sanitization to block special-element injection.

PR.DS-10 none match
prevents

PR.DS-10 protects runtime data confidentiality/integrity but has no bearing on neutralizing externally influenced input during code generation, so neither direction shows any preventive effect.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match
finds

Security testing catches injection vulnerabilities but does not itself implement the sanitization fix.

A.8.15 Logging partial match
finds

Logging can record injection attempts for detection but does not prevent the weakness.

A.8.25 Secure development life cycle partial match
prevents

Secure development life cycle mandates input validation and sanitization practices that directly prevent special-element injection.

A.8.26 Application security requirements partial match
prevents

Application security requirements explicitly call for controls against injection flaws including special-element handling.

A.8.27 Secure system architecture and engineering principles partial match
prevents

Secure architecture principles reduce injection surfaces but do not prescribe the actual sanitization logic.

A.8.28 Secure coding partial match
prevents

Secure coding standards require rigorous input sanitization, directly eliminating CWE-75.

References