CVE-2021-27581

9.8 criticalEPSS 1.7%

Critical (9.8) in kentico kentico cms. EPSS 1.7% chance of exploitation in the next 30 days.

The Blog module in Kentico CMS 5.5 R2 build 5.5.3996 allows SQL injection via the tagname parameter.

Severity

9.8 critical

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

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE: CWE-89
Published: 2021-03-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19