CVE-2019-11825

5.4 mediumEPSS 0.8%

Medium (5.4) in synology calendar. EPSS 0.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2019-06-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

synology:calendar

References

https://www.synology.com/security/advisory/Synology_SA_19_04
https://www.synology.com/security/advisory/Synology_SA_19_04

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