Cyber Resilience

CVE-2021-39412

Medium

Published: 05 November 2021

Published
05 November 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0024 47.5th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-39412 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Shopping Portal Project Shopping Portal. Its CVSS base score is 6.1 (Medium).

Operationally, ranked at the 47.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Multiple Cross Site Scripting (XSS) vulnerabilities exists in PHPGurukul Shopping v3.1 via the (1) callback parameter in (a) server_side/scripts/id_jsonp.php, (b) server_side/scripts/jsonp.php, and (c) scripts/objects_jsonp.php, the (2) value parameter in examples_support/editable_ajax.php, and the (3) PHP_SELF parameter in captcha/index.php.

CWE(s)

Related Threats

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

Affected Assets

shopping portal project
shopping portal
3.1

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