CVE-2023-1841: Honeywell MPA2 Firmware

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Honeywell MPA2 Access Panel (Web server modules) allows XSS Using Invalid Characters.This issue affects MPA2 Access Panel all version prior to R1.00.08.05.  Honeywell released firmware update package MPA2 firmware R1.00.08.05 which addresses this vulnerability. This version and all later versions correct the reported vulnerability.

Affected products

• Honeywell MPA2 Firmware: before R1.00.08.05 (fixed in R1.00.08.05)

Published 2024-02-29. Last modified 2026-06-17.