VDB-349659 · CVE-2026-3714 · EUVD-2026-10220

OpenCart 4.0.2.3 Incomplete Fix CVE-2024-36694 template.php save special elements used in a template engine

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.6	$0-$5k	0.20

Summaryinfo

A vulnerability identified as critical has been detected in OpenCart 4.0.2.3. This affects the function Save of the file admin/controller/design/template.php of the component Incomplete Fix CVE-2024-36694. Performing a manipulation results in improper neutralization of special elements used in a template engine. This vulnerability is cataloged as CVE-2026-3714. It is possible to initiate the attack remotely. There is no exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical has been found in OpenCart 4.0.2.3. This affects the function save of the file admin/controller/design/template.php of the component Incomplete Fix CVE-2024-36694. The manipulation with an unknown input leads to a improper neutralization of special elements used in a template engine vulnerability. CWE is classifying the issue as CWE-1336. The product uses a template engine to insert or process externally-influenced input, but it does not neutralize or incorrectly neutralizes special elements or syntax that can be interpreted as template expressions or other code directives when processed by the engine. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at drive.google.com. This vulnerability is uniquely identified as CVE-2026-3714. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1221 according to MITRE ATT&CK.

The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:admin/controller/design/template.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-10220). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

E-Commerce Management Software

Name

OpenCart

Version

4.0.2.3

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.7
CNA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper neutralization of special elements used in a template engine
CWE: CWE-1336 / CWE-791 / CWE-790
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/07/2026 Advisory disclosed
03/07/2026 +0 days VulDB entry created
03/09/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: drive.google.com
Status: Not defined

CVE: CVE-2026-3714 (🔒)
GCVE (CVE): GCVE-0-2026-3714
GCVE (VulDB): GCVE-100-349659
EUVD: 🔒

Entryinfo

Created: 03/07/2026 12:04
Updated: 03/09/2026 00:42
Changes: 03/07/2026 12:04 (54), 03/08/2026 17:52 (29), 03/09/2026 00:42 (1)
Complete: 🔍
Submitter: Schlop
Cache ID: 216:6B3:103

Submitinfo

Accepted

Submit #765176: OpenCart 4.1.0.3 Code Injection (CWE-94) (by Schlop)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.