CVE-2017-9556
Synology
- Published
- 11 August 2017
- Last modified
- 17 June 2026
- CVSS
- 5.4 v3.0
- Severity
- medium
- EPSS
- 0.8% (54th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- CWE-79
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Description
Cross-site scripting (XSS) vulnerability in Video Metadata Editor in Synology Video Station before 2.3.0-1435 allows remote authenticated attackers to inject arbitrary web script or HTML via the title parameter.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 0.8% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| Video Station | Synology | unknown | 1.2-0439, 1.2-0443, 1.2-0447, 1.2-0451 +14 |
References
Vendor advisory and patch
- https://www.synology.com/en-global/support/security/Synology_SA_17_39_Video_Station
- https://www.synology.com/en-global/support/security/Synology_SA_17_39_Video_Station
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.