CVE-2021-37456

5.4 mediumEPSS 0.6%

Medium (5.4) in nchsoftware axon pbx. EPSS 0.6% chance of exploitation in the next 30 days.

Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the blacklist IP address (stored).

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: 2021-07-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19