A vulnerability was found in QKSMS up to 3.9.4 on Android. It has been classified as problematic. This affects an unknown part of the file androidmanifest.xml of the component Backup File Handler. The manipulation leads to exposure of backup file to an unauthorized control sphere. It is possible to launch the attack on the physical device. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259611. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Conclusion & alert: CVE-2024-3430 is rated Low Risk (14.3/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.22%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.03% | 0.22% | +0.20% |
| 2 | 2025-11-21 | 0.07% | 0.03% | -0.04% |
| 3 | 2025-11-18 | — | 0.07% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.4 | 3.1 | LOW |
|
0.9 | 1.4 | [email protected] |
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||