CVE-2021-27559

5.4 mediumEPSS 0.6%

Medium (5.4) in monicahq monica. EPSS 0.6% chance of exploitation in the next 30 days.

The Contact page in Monica 2.19.1 allows stored XSS via the Nickname field.

Severity

5.4 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-02-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19