What’s Vulnerable › Vulnerabilities

CVE-2018-8921

• Severity: medium (CVSS 5.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-01 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in File Sharing Notify Toast in Synology Drive before 1.0.2-10275 allows remote authenticated users to inject arbitrary web script or HTML via the malicious file name.

Affected products

• Synology Drive: before 1.0.2-10275 — fixed in 1.0.2-10275

How to fix

Upgrade to a fixed version: Synology Drive 1.0.2-10275. Check the vendor advisory for mitigations.

References

• https://www.synology.com/en-global/support/security/Synology_SA_18_11
• https://www.synology.com/en-global/support/security/Synology_SA_18_11

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