CVE-2021-41921

9.8 criticalEPSS 1.7%

Critical (9.8) in xxyopen novel-plus. EPSS 1.7% chance of exploitation in the next 30 days.

novel-plus V3.6.1 allows unrestricted file uploads. Unrestricted file suffixes and contents can lead to server attacks and arbitrary code execution.

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-434
Published: 2022-04-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19