CVE-2020-21246

5.4 mediumEPSS 0.6%

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

Cross Site Scripting vulnerability in YiiCMS v.1.0 allows a remote attacker to execute arbitrary code via the news function.

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 46% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2023-06-20
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19