CVE-2026-4793Patch(microsoft / assistant)

LOWCVSS 7.3 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft assistant systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-276

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • assistant
  • windows

Threat summary

  • Patch or workaround signal is available
  • 6 mentions across 4 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 3 signals
  • Technical details provided in 5 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 3d ago at 3 mentions (2026-08-03); latest day: 1
  • 6 total mentions across 4 days

Affected systems

Products
assistantwindows

1 version affected across 2 products

Deep dive

Activity timeline6 mentions / 4d
01223Mentions · 2026-08-03: 3Mentions · 2026-08-04: 1Mentions · 2026-08-17: 1Mentions · 2026-08-20: 1Patch / Workaround · 2026-08-03: 1Patch / Workaround · 2026-08-04: 1Patch / Workaround · 2026-08-17: 1Technical Details · 2026-08-03: 2Technical Details · 2026-08-04: 1Technical Details · 2026-08-17: 1Technical Details · 2026-08-20: 108-0308-0408-1708-20
Signal classification3 categories
Patch
350.0%
Disclosure
233.3%
General
116.7%
Referenced assets5 URLs
Classification over time
DateTotalLabels
2026-08-033
Disclosure1General1Patch1
2026-08-041
Patch1
2026-08-171
Patch1
2026-08-201
Disclosure1
Full discourse6 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-4793 An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-servic… https://www.cve.org/CVERecord?id=CVE-2026-4793

    Post summary

    The passage announces CVE‑2026‑4793 as a local permission flaw in Synology Assistant, enabling local users to read or write arbitrary files and potentially cause denial of service.

    000021.3K
    57.9K followersView on X
  • VulniPulse@vulnipulse
    Patch

    ⚠️ HIGH CVE ALERT CVE-2026-4793 · Synology Assistant · CVSS 7.3 Attackers could disrupt service or cause a denial of service. Upgrade to a vendor-listed fixed release. 🔎 Full advisory: https://vulnipulse.com/advisories/synology-cve-2026-4793 #CyberSecurity #CVE #Synology #SynologyAssistant

    Post summary

    CVE-2026-4793 is a denial‑of‑service vulnerability in Synology Assistant with a CVSS score of 7.3; the advisory urges users to upgrade to the vendor‑supplied fix.

    1000089
    7 followersView on X
  • DailyCVE@dailycve
    Disclosure

    🔴 Synology Assistant, Incorrect Default Permissions, #CVE-2026-4793 (High) -DC-Aug2026-1681 https://dailycve.com/synology-assistant-incorrect-default-permissions-cve-2026-4793-high-dc-aug2026-1681/

    Post summary

    The text announces a new high‑severity CVE (CVE‑2026‑4793) affecting Synology Assistant, stating the issue involves incorrect default permissions and pointing to an online article for more information, without mentioning exploits, active usage, or patches.

    0000033
    229 followersView on X
  • CyberSignal | Cybersecurity News@XQOPTRX
    Patch

    CyberSec Daily ✓ · 🖥️ Endpoint Security · August 17, 2026 🎯 Synology Assistant flaw could allow SYSTEM-level code execution Japan Vulnerability Notes has published details of CVE-2026-4793, a file-permission vulnerability affecting Synology Assistant. Versions earlier than 7.0.7 are affected. Under the required local-access and interaction conditions, the weakness could allow arbitrary code to execute with Windows SYSTEM privileges. JVN assigns it a CVSS v3 score of 6.7 and recommends updating Synology Assistant to the latest available release. 🔗 Source: Synology / JVN / JPCERT/CC / IPA #Synology #CVE20264793 #EndpointSecurity #PrivilegeEscalation #CyberSecurity #Vulnerability

    Post summary

    The post announces CVE-2026-4793, a file‑permission flaw in Synology Assistant that can lead to SYSTEM‑level code execution, and recommends updating to the latest version to remediate the issue.

    0000035
    72 followersView on X
  • Vistem Solutions@VistemSolutions
    Patch

    CVE-2026-4793 - Synology Assistant Incorrect Default Permissions Vulnerability An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation. ✅ Recommended action: Update Synology Assistant to version 7.0.7-50095 or later as soon as possible, especially on shared or managed systems. Cybersecurity isn’t just about reacting—it’s about staying ahead. Regular patching, endpoint controls, and proactive vulnerability management help reduce risk before issues impact operations. Need help assessing your exposure or strengthening your security posture? Vistem Solutions can help you elevate your defenses with secure, outcome-driven IT and cybersecurity support. 📩 sales@vistem.com #Cybersecurity #CVE #VulnerabilityManagement #Synology #ITSecurity #PatchManagement #CyberResilience #BusinessSecurity #VistemSolutions #SecureInnovation https://cvefeed.io/vuln/detail/CVE-2026-4793?utm_source=in_page&utm_medium=Vistem+Solutions%2C+Inc.&utm_campaign=publer

    Post summary

    The post outlines CVE-2026-4793 in Synology Assistant, highlighting local file read/write and DoS risks, and urges updating to version 7.0.7-50095 or later.

    0000041
    82 followersView on X
  • Infoflowcloud@infoflowcloud
    General

    🚨*CVE* CVE-2026-4793 An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-servic… https://www.cve.org/CVERecord?id=CVE-2026-4793 ----- Traducción: CVE-2026-4793 Una… http://infoflow.cloud`

    Post summary

    The brief notice announces CVE-2026-4793, a default‑permission flaw in Synology Assistant that lets local users read/write arbitrary files and potentially cause denial‑of‑service.

    0000033
    96 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows---
Appsynologyassistant---

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