TI-2023-21572 Aliases CVE-2023-40834 GHSA-3j63-j2hv-xhg6

OpenCart CMS v4.0.2.2 was discovered to lack a protective mechanism on its login page…

HIGH 82CWE-307Published 2023-09-12 · Updated 2024-09-26

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-307.

Summary

OpenCart CMS v4.0.2.2 was discovered to lack a protective mechanism on its login page against excessive login attempts, allowing unauthenticated attackers to gain access to the application via a brute force attack to the password parameter.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.01288 70th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:opencart:opencart:4.0.2.2:::::::*	4.0.2.2	Vulnerable	OpenCart

cpe:2.3:a:opencart:opencart:4.0.2.2:*:*:*:*:*:*:* Versions 4.0.2.2 Vulnerable ·OpenCart

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-40834
2026-10-03 Alias added: GHSA-3j63-j2hv-xhg6

References

Exploit 1

https://packetstormsecurity.com/files/174525/OpenCart-CMS-4.0.2.2-Brute-Force.html

Other 1

https://www.opencart.com/

TI-2024-38428 OpenCart Core 4.0.2.3 SQL Injection via search Parameter CVSS 4.0HIGH 8.8
TI-2023-25651 An issue discovered in OpenCart 4.0.0.0 to 4.0.2.3 allows authenticated backend users… CVSS 3.1HIGH 8.8
TI-2023-02171 Improper input validation in Opencart CVSS 3.1HIGH 8.8
TI-2024-14270 SQL injection in opencart/opencart CVSS 3.1HIGH 8.1
TI-2024-24380 OpenCart 4.0.2.3 is vulnerable to Server-Side Template Injection (SSTI) via the Theme Editor Function. CVSS 3.1HIGH 7.2
TI-2024-14275 Improper input validation in opencart/opencart CVSS 3.1HIGH 7.2

See all 38 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences