CVE-2023-4547
Published: 26 August 2023
Summary
CVE-2023-4547 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Spa-Cart Ecommerce Cms. Its CVSS base score is 3.5 (Low).
Operationally, ranked in the top 6.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2023-4547 is a cross-site scripting vulnerability rated problematic in SPA-Cart eCommerce CMS version 1.9.0.3. The issue resides in the /search endpoint where unsanitized input to the filter[brandid] and filter[price] parameters allows script injection, corresponding to CWE-79. It carries a CVSS 3.1 score of 3.5 reflecting network attack vector, low complexity, and the requirement for an authenticated user to trigger the flaw via a reflected or stored vector.
An authenticated attacker can supply malicious payloads through the affected filter parameters in a crafted search request. Successful exploitation results in execution of attacker-controlled script in the context of a victim user's browser session, enabling actions such as theft of session tokens or manipulation of page content displayed to that user.
The EPSS score for this CVE rose from a low baseline to a peak of 0.1641 on 2025-12-11 before receding to the current value of 0.0993, indicating a period of increased exploitation interest after public disclosure. Public references consist of technical reports on VulDB and a Packet Storm entry reproducing the issue, with no vendor patch or mitigation guidance supplied in the available sources.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-54402
Vulnerability details
A vulnerability was found in SPA-Cart eCommerce CMS 1.9.0.3. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /search. The manipulation of the argument filter[brandid]/filter[price] leads to cross site scripting. The attack…
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may be launched remotely. VDB-238058 is the identifier assigned to this vulnerability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.