CVE-2023-6188

CRITICAL

A vulnerability was found in GetSimpleCMS 3.3.16/3.4.0a. It has been rated as critical. This issue affects some unknown processing of the file /admin/theme-edit.php. The manipulation leads to code ...

Affects 1 product across 1 vendor.

CVSS 3.19.8
EPSS1.0%
Percentile61th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-94: Code Injection

Attacker injects arbitrary code that is executed by the application process.

Related Attack Patterns (CAPEC)
CAPEC-35 Leverage Executable Code in Non-Executable Files
via CWE-94
CAPEC-77 Manipulating User-Controlled Variables
via CWE-94
CAPEC-242 Code Injection
via CWE-94

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

A critical vulnerability in GetSimpleCMS 3.3.16/3.4.0a allows for remote code injection via manipulation of the /admin/theme-edit.php file.

BSID: BS-2023-GLOBAL-054283-C • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2023-6188?
A critical vulnerability in GetSimpleCMS 3.3.16/3.4.0a allows for remote code injection via manipulation of the /admin/theme-edit.php file.
What is the CVSS score for CVE-2023-6188?
CVE-2023-6188 has CVSS 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 1.0%.
Is CVE-2023-6188 actively exploited?
No confirmed active exploitation of CVE-2023-6188 as of 2026-09-25.
How do I remediate CVE-2023-6188?
Priority: IMMEDIATE.
What systems are affected by CVE-2023-6188?
CVE-2023-6188 affects Get-Simple Getsimplecms.
Vulnerability Details
CVE IDCVE-2023-6188
BSIDBS-2023-GLOBAL-054283-C BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2023-11-17
Last Modified2026-06-17
ICS Relevance15%
Weakness (CWE)
Code Injection
SourceNVD
Official Description

A vulnerability was found in GetSimpleCMS 3.3.16/3.4.0a. It has been rated as critical. This issue affects some unknown processing of the file /admin/theme-edit.php. The manipulation leads to code injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-245735.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability is exploited by manipulating the processing of the /admin/theme-edit.php file, leading to code injection. This can be initiated remotely, and the exploit has been publicly disclosed.

Exploitation Likelihood: CRITICAL

Affected Products
VendorProductAffected Versions
Get-Simple Getsimplecms 3.3.16 3.4.0a
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 1063 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hash994ca8f48761d573c13ad22a56d774c3ff5a6e126028ae46619f05fcc977ff6d0d9ec00dddec4dccfcac30984f8b58cd49c71bf6e3cf37f93c83d8c40bce364d
Related CVEs affecting Get-Simple
CVE-2023-46042 9.8 An issue in GetSimpleCMS v.3.4.0a allows a remote attacker to execute arbitra... CVE-2019-11231 9.8 An issue was discovered in GetSimple CMS through 3.3.15. insufficient input s... CVE-2022-41544 9.8 GetSimple CMS v3.3.16 was discovered to contain a remote code execution (RCE)... CVE-2020-18191 9.1 GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are ... CVE-2018-17103 8.8 An issue was discovered in GetSimple CMS v3.3.13. There is a CSRF vulnerabili...
View all Get-Simple CVEs →

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