Cyber Resilience

CVE-2023-4983

Medium

Published: 15 September 2023

Published
15 September 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0020 41.7th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-4983 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in App1Pro Shopicial. Its CVSS base score is 4.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique JavaScript (T1059.007); ranked at the 41.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability was found in app1pro Shopicial up to 20230830. It has been declared as problematic. This vulnerability affects unknown code of the file search. The manipulation of the argument from with the input comments</script>'"><img src=x onerror=alert(document.cookie)> leads to cross…

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site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-239794 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
Why these techniques?

Reflected XSS in the search functionality allows arbitrary JavaScript execution in victims' browsers (T1059.007), as explicitly mapped in the advisory and demonstrated by the PoC payload stealing cookies.

Affected Assets

app1pro
shopicial
≤ 20230830

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