CVE-2024-21517

Cross site scripting in opencart

2.1 Low

This affects versions of the package opencart/opencart from 4.0.0.0. A reflected XSS issue was identified in the redirect parameter of customer account/login route. An attacker can inject arbitrary HTML and Javascript into the page response. As this vulnerability is present in the account functionality it could be used to target and attack customers of the OpenCart shop. Notes: 1) The fix for this vulnerability is incomplete

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Active

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.39%Up 0.3 points since Jun 22, 2024

What each source reports

CVE List Score used 2.1

Record: CVE-2024-21517
CVSS 4.0: 2.1 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CVSS 3.1: 4.2 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-2138 2.1

Record: EUVD-2024-2138
CVSS 4.0: 2.1 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qc3q-8rr8-8p5v 4.2

Cross site scripting in opencart

Notes:

The fix for this vulnerability is incomplete

Record: GHSA-qc3q-8rr8-8p5v
CVSS 3.1: 4.2 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 1.2

Record: CVE-2024-21517
CVSS 4.0: 1.2 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 4.2 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 1.2

Record: CVE-2024-21517
CVSS 4.0: 1.2 LowCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-qc3q-8rr8-8p5v 4.2

Cross site scripting in opencart

Notes:

The fix for this vulnerability is incomplete

Record: GHSA-qc3q-8rr8-8p5v
CVSS 3.1: 4.2 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVBIT-opencart-2024-21517 No score

This affects versions of the package opencart/opencart from 4.0.0-0. A reflected XSS issue was identified in the redirect parameter of customer account/login route. An attacker can inject arbitrary HTML and Javascript into the page response. As this vulnerability is present in the account functionality it could be used to target and attack customers of the OpenCart shop. Notes: 1) The fix for this vulnerability is incomplete

Record: BIT-opencart-2024-21517
Updated: 2026-11-02

Affected products

opencart

Affected packages

Affected packages
Package	Affected	Fixed
`opencart/opencart` Packagist	4.0.0.0 and later	None known
`opencart` Bitnami	4.0.0-0 and later	None known
`opencart/opencart` Packagist	4.0.0.0 and later, plus listed versions 4.1.0.04.1.0.14.1.0.24.1.0.34.1.0.4	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-21517 is a low vulnerability (CVSS 2.1) in Opencart, published June 22, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. No source names a fixed version.