Improper TLS Certificate Validation RCE via Malicious Update in DeskTime Time Tracking App_CVE-2025-10539

{
    "lastseen": "",
    "description": "Due to improper TLS certificate validation in the DeskTime Time Tracking App before version 1.3.674, attackers who can position themselves in the network path between the client and the DeskTime update servers can return a malicious executable in response to an update request. This allows the attacker to achieve user-level remote code execution on the affected client.",
    "published": "2026-04-28T07:52:23.279Z",
    "modified": "2026-04-28T14:10:50.831Z",
    "type": "cve",
    "title": "Improper TLS Certificate Validation RCE via Malicious Update in DeskTime Time Tracking App",
    "source": "SEC-VLab",
    "references": "https://r.sec-consult.com/desktime\nhttps://desktime.com/download",
    "id": "CVE-2025-10539",
    "bulletinFamily": "",
    "cwe": [
        "CWE-295",
        "CWE-296",
        "CWE-494"
    ],
    "cvelist": null,
    "sourceData": "DeskTime DeskTime Time Tracking App 0",
    "sourceHref": "",
    "cvss": {
        "score": 4.8,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "DeskTime Time Tracking App",
    "version": "0",
    "vendor": "DeskTime",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}