CVE-2018-9848

CRITICAL

In Gxlcms QY v1.0.0713, the upload function in Lib\Lib\Action\Admin\UploadAction.class.php allows remote attackers to execute arbitrary PHP code by first using an Admin-Admin-Configsave request to ...

Affects 1 product across 1 vendor.

CVSS 3.09.8
EPSS2.2%
Percentile82th
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

This vulnerability was disclosed in 2018. A critical vulnerability affects Gxlcms systems (CVE-2018-9848). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2018-GLOBAL-132231-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2018-9848?
This vulnerability was disclosed in 2018. A critical vulnerability affects Gxlcms systems (CVE-2018-9848). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2018-9848?
CVE-2018-9848 has CVSS 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 2.2%.
Is CVE-2018-9848 actively exploited?
No confirmed active exploitation of CVE-2018-9848 as of 2026-06-20.
How do I remediate CVE-2018-9848?
Priority: MEDIUM.
What systems are affected by CVE-2018-9848?
CVE-2018-9848 affects Gxlcms Gxlcms Qy.
Vulnerability Details
CVE IDCVE-2018-9848
BSIDBS-2018-GLOBAL-132231-C BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2018-04-07
Last Modified2026-06-17
ICS Relevance15%
Weakness (CWE)
Code Injection
SourceNVD
Official Description

In Gxlcms QY v1.0.0713, the upload function in Lib\Lib\Action\Admin\UploadAction.class.php allows remote attackers to execute arbitrary PHP code by first using an Admin-Admin-Configsave request to change the config[upload_class] value from jpg,gif,png,jpeg to jpg,gif,png,jpeg,php and then making an Admin-Upload-Upload request.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: In Gxlcms QY v1.0.0713, the upload function in Lib\Lib\Action\Admin\UploadAction.class.php allows remote attackers to execute arbitrary PHP code by first using an Admin-Admin-Configsave request to change the config[upload_class] value from jpg,gif,png,jpeg to jpg,gif,png,jpeg,php and then making an Admin-Upload-Upload request. CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Gxlcms Gxlcms Qy 1.0.0713
Remediation

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

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 3113 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash71984eee88124a9adf4b3c4ea4fa505866334db57383847678fe029e6fde732bfa0c223f827d4daeb62124ec48f1b2ef0b148c1672c196f82d190efcd21e80be
Related CVEs affecting Gxlcms
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