Cyber Resilience

CVE-2026-3953

High

Published: 07 May 2026

Published
07 May 2026
Modified
07 May 2026
KEV Added
—
Patch
—
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0034 25.8th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-3953 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Gov (inferred from references). Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 25.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Gosoft Software Industry and Trade Ltd. Co. Proticaret E-Commerce allows Cross-Site Scripting (XSS), Reflected XSS. This issue affects Proticaret E-Commerce: from v5.0.0 before V 6.0.1767.1383.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
attack.mitre.org →
Why these techniques?

Reflected XSS in public-facing web app directly enables T1190 (Exploit Public-Facing Application) and arbitrary JavaScript execution via T1059.007.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2025-26907Shared CWE-79
CVE-2025-69084Shared CWE-79
CVE-2025-69048Shared CWE-79
CVE-2025-22567Shared CWE-79
CVE-2025-69324Shared CWE-79
CVE-2026-1841Shared CWE-79
CVE-2025-26588Shared CWE-79
CVE-2025-23850Shared CWE-79
CVE-2025-23643Shared CWE-79
CVE-2025-23616Shared CWE-79

Affected Assets

Gov
—
inferred from references and description; NVD did not file a CPE for this CVE

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.

CA-8 Penetration Testing
addresses: CWE-79

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

SI-10 Information Input Validation
addresses: CWE-79

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

SI-15 Information Output Filtering
addresses: CWE-79

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

References