Cross-site scripting in Synology File Station
Priority LOW 30CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in Attachment Preview in Synology File Station before 1.1.4-0122 allows remote authenticated users to inject arbitrary web script or HTML via malicious attachments.
Why it matters now
EPSS 0.00803 56th percentileScored 2026-11-07
Fix Fixed File Station (Synology): 1.1.4-0122
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA File Station (Synology) Fixed in 1.1.4-0122
Timeline
- 2026-10-02 Threatist record created from CVE-2018-8923
- 2026-10-03 Alias added: GHSA-gv6f-6f67-8vrw
References
More Synology File Station vulnerabilities
- TI-2017-11640 Path traversal in Synology File Station CVSS 3.0MEDIUM 6.5
- TI-2018-09536 Information disclosure in Synology File Station CVSS 3.0MEDIUM 5.3
Sources
- CVE-2018-8923 · CVE Program
- CVE-2018-8923 · NVD
- FIRST EPSS
- GHSA-gv6f-6f67-8vrw · GitHub Advisory Database · CC BY 4.0
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