Cyber Resilience

CVE-2025-40715

Critical

Published: 08 July 2025

Published
08 July 2025
Modified
18 October 2025
KEV Added
Patch
CVSS Score v4 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 0.0024 47.6th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-40715 is a critical-severity SQL Injection (CWE-89) vulnerability in Quiter Quiter Gateway. Its CVSS base score is 9.3 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 47.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2025-40715 is a SQL injection vulnerability (CWE-89) affecting Quiter Gateway by Quiter in versions prior to 4.7.0. The flaw resides in the "campo mensaje" parameter of the /QISClient/api/v1/sucesospaginas endpoint, enabling improper handling of user-supplied input that leads to injectable SQL queries. With a CVSS v3.1 base score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), it represents critical risk due to its high impact on confidentiality, integrity, and availability.

Unauthenticated attackers can exploit this vulnerability remotely over the network with low complexity and no user interaction required. Successful exploitation allows arbitrary database operations, including retrieving sensitive data, creating new databases or records, updating existing ones, and deleting databases or data, potentially leading to complete compromise of the underlying database.

The INCIBE-CERT advisory at https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-quiterweb-autoweb-quiter details this among multiple vulnerabilities in Quiter products, recommending upgrade to version 4.7.0 or later to mitigate the issue.

EU & UK References

Vulnerability details

SQL injection vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter. This vulnerability allows an attacker to retrieve, create, update and delete databases through the campo mensaje in /QISClient/api/v1/sucesospaginas.

CWE(s)

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.
Why these techniques?

Direct unauthenticated remote SQL injection in a public web API endpoint enables exploitation of a public-facing application.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2025-40714Same product: Quiter Quiter Gateway
CVE-2025-40716Same product: Quiter Quiter Gateway
CVE-2025-40713Same product: Quiter Quiter Gateway
CVE-2025-40717Same product: Quiter Quiter Gateway
CVE-2025-40711Same product: Quiter Quiter Gateway
CVE-2025-40712Same product: Quiter Quiter Gateway
CVE-2026-39334Shared CWE-89
CVE-2024-13488Shared CWE-89
CVE-2026-20002Shared CWE-89
CVE-2025-1446Shared CWE-89

Affected Assets

quiter
quiter gateway
≤ 4.7.0

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly prevents SQL injection by validating and sanitizing user-supplied input in the 'campo mensaje' parameter of the /QISClient/api/v1/sucesospaginas endpoint.

prevent

Remediates the specific SQL injection flaw by requiring timely patching and upgrades to Quiter Gateway version 4.7.0 or later.

preventdetect

Provides boundary protection via web application firewalls or similar mechanisms to block or detect malicious SQL injection payloads targeting the exposed API endpoint.

References