Cyber Resilience

CVE-2024-21517

LowPublic PoC

Published: 22 June 2024

Published
22 June 2024
Modified
29 April 2026
KEV Added
Patch
CVSS Score v4 1.2 CVSS: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
EPSS Score 0.0025 48.5th percentile
Risk Priority 3 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-21517 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Opencart Opencart. Its CVSS base score is 1.2 (Low).

Operationally, ranked at the 48.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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…

more

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

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

opencart
opencart
≥ 4.0.0.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References