CVE-2018-8928

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-05 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in Address Book Editor in Synology CardDAV Server before 6.0.8-0086 allows remote authenticated users to inject arbitrary web script or HTML via the (1) family_name, (2) given_name, or (3) additional_name parameter.

Affected products

Synology CardDAV Server: before 6.0.8-0086 — fixed in 6.0.8-0086

How to fix

Upgrade to a fixed version: Synology CardDAV Server 6.0.8-0086. Check the vendor advisory for mitigations.

References

https://www.synology.com/en-global/support/security/Synology_SA_18_10
https://www.synology.com/en-global/support/security/Synology_SA_18_10

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