Synology

Taiwan Commercial www.synology.com ↗ Bug Bounty ↗
B
MODERATE
194
Total CVEs
112
Crit / High
74
Medium
10%
Unpatched
0%
Patched
7.1
Avg CVSS
0
CISA KEV
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▸ CVE Trend by Year
▸ Patch Coverage
Patched
0%
Unpatched
10%
Under Review
90%
✓ 0 patched ✗ 20 unpatched ~ 174 under review
▸ Intelligence by Audience
PoC Available
5 / 20 shown
CISA KEV (Exploited)
0
Shodan Dorks
ssl:"synology" port:443
org:"Synology" http.status:200
Top EPSS (Exploitation Probability)
CVE-2026-13639 0.51% exploitation probability
CVE-2026-13684 0.46% exploitation probability
CVE-2026-40535 0.43% exploitation probability
CVE-2026-40536 0.37% exploitation probability
CVE-2026-40530 0.35% exploitation probability
🎯 Bug Bounty Program: https://www.synology.com/en-us/security/bug_bounty_program
Quick Facts for Reporting
Total CVEs tracked
194
Critical severity
32
Actively exploited (CISA)
0
Unpatched ratio
10%
Avg CVSS score
7.1
Security grade
B (MODERATE)
NVD Data Attribution
Source: NIST National Vulnerability Database (NVD) + GitHub Advisory Database.
Data aggregated by Valters IT Hub · valtersit.com
Last updated: 2026-10-13
Security Risk Score (for investors)
MED
Vuln Volume
GOOD
Patch Responsiveness
LOW
CISA Exposure
⚠ Not financial advice. Past security incidents do not guarantee future stock performance.
▸ Security News Google News
Synology MailPlus Server Vulnerabilities Allow Attackers to Trigger DoS Attacks - CyberSecurityNews
CyberSecurityNews 2026-06-30
Synology issues critical fix for MailPlus Server vulnerabilities - Help Net Security
Help Net Security 2026-06-26
NAS Security Guide: 7 Basic Principles for Synology & Other Devices in 2026 - Cloudwards
Cloudwards 2026-04-30
Synology DSM Vulnerability Allows Remote Command Execution by Attackers - Cyber Press
Cyber Press 2026-03-26
Update Synology ASAP - CVE-2026-24061 : Fix Synology Telnet & Install the DSM Updates - Geeky Gadgets
Geeky Gadgets 2026-02-05
Zero-Click Flaw Exposes Potentially Millions of Popular Storage Devices to Attack - WIRED
WIRED 2024-11-01
▸ Recent CVEs showing 20 of 194
CVE IDSeverityPatchEPSSDate
CVE-2026-40539 7.1 HIGH UNKNOWN / UNPATCHED 0.08% 2026-09-18
CVE-2026-40537 4.3 MEDIUM UNKNOWN / UNPATCHED 0.25% 2026-09-18
CVE-2026-13666 PoC 3.5 LOW UNKNOWN / UNPATCHED 0.19% 2026-09-18
CVE-2026-40531 4.3 MEDIUM UNKNOWN / UNPATCHED 0.33% 2026-09-18
CVE-2026-40532 6.5 MEDIUM UNKNOWN / UNPATCHED 0.32% 2026-09-18
CVE-2026-13673 8.8 HIGH UNKNOWN / UNPATCHED 0.31% 2026-09-18
CVE-2026-40538 3.7 LOW UNKNOWN / UNPATCHED 0.25% 2026-09-18
CVE-2026-40536 4.3 MEDIUM UNKNOWN / UNPATCHED 0.37% 2026-09-18
CVE-2026-13683 PoC 2.7 LOW UNKNOWN / UNPATCHED 0.25% 2026-09-18
CVE-2026-13623 PoC 4.8 MEDIUM UNKNOWN / UNPATCHED 0.25% 2026-09-18
CVE-2026-4036 PoC 6.5 MEDIUM UNKNOWN / UNPATCHED 0.34% 2026-09-18
CVE-2026-6205 8.1 HIGH UNKNOWN / UNPATCHED 0.32% 2026-09-18
CVE-2026-13684 9.8 CRITICAL UNKNOWN / UNPATCHED 0.46% 2026-09-18
CVE-2026-40533 5.3 MEDIUM UNKNOWN / UNPATCHED 0.29% 2026-09-18
CVE-2026-40534 5.4 MEDIUM UNKNOWN / UNPATCHED 0.27% 2026-09-18
CVE-2026-40530 8.0 HIGH UNKNOWN / UNPATCHED 0.35% 2026-09-18
CVE-2026-13639 9.8 CRITICAL UNKNOWN / UNPATCHED 0.51% 2026-09-18
CVE-2026-40535 6.5 MEDIUM UNKNOWN / UNPATCHED 0.43% 2026-09-18
CVE-2026-13635 5.3 MEDIUM UNKNOWN / UNPATCHED 0.27% 2026-09-18
CVE-2026-4793 PoC 7.3 HIGH PATCH UNDER REVIEW 0.15% 2026-08-03
View all 194 CVEs for Synology →
▸Intel
HQNew Taipei City, Taiwan
Founded2000
CEODerren Lu
CountryTaiwan
LicenseCommercial
Bug BountyView Program ↗
Trust ScoreB — MODERATE
Max CVSS10.0
Last Updated2026-10-13
▸Top Weaknesses
CWE-89
SQL Injection
19 occurrences in Synology CVEs (10% of total)
CWE-89 ⓘ
19
CWE-79
Cross-Site Scripting (XSS)
15 occurrences in Synology CVEs (8% of total)
CWE-79 ⓘ
15
CWE-22
Unknown Weakness Type
15 occurrences in Synology CVEs (8% of total)
CWE-22 ⓘ
15
CWE-78
Unknown Weakness Type
7 occurrences in Synology CVEs (4% of total)
CWE-78 ⓘ
7
CWE-120
Buffer Copy Without Size Check
6 occurrences in Synology CVEs (3% of total)
CWE-120 ⓘ
6
CWE-862
Unknown Weakness Type
6 occurrences in Synology CVEs (3% of total)
CWE-862 ⓘ
6
CWE-319
Unknown Weakness Type
5 occurrences in Synology CVEs (3% of total)
CWE-319 ⓘ
5
CWE-863
Incorrect Authorization
5 occurrences in Synology CVEs (3% of total)
CWE-863 ⓘ
5
▸Company Profile

Synology is a Taiwanese corporation that specializes in network-attached storage (NAS) appliances, IP surveillance solutions, and network equipment. Their DiskStation Manager (DSM) operating system and associated software are widely deployed in small-to-medium businesses and enterprise environments, making them a frequent target for vulnerability research and exploitation.

▸Response Metrics
Est. MTTR ⓘ ~500 days (Critical)
Mean Time To Remediate. Estimates days from CVE disclosure to patch.
Industry avg: ~60d (good) · 100-300d (poor) · 300d+ (critical)
CVE Trend ⓘ ↗ +39% worse
CVE count 2026 vs 2025:  28 → 39 CVEs
Patch Speed ⓘ Excellent (<20% open)
10% of CVEs still unpatched.  Excellent: <20% · Good: 20-40% · Avg: 40-65% · Poor: >65%
▸ Financial Risk Estimate
Est. GDPR Low
€382K
Est. GDPR High
€3.8M

Based on 32 critical CVEs, 0 CISA KEV, 10% unpatched. Model: GDPR Art.83 · not legal advice.

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