CVE-2026-13742

MEDIUM

Lack of signature verification before execution of downloaded content

Title source: cna

Description

Honeywell IQ MultiAccess, all versions prior to and including version 28, contain an improper digital signature verification vulnerability. An attacker could potentially exploit this vulnerability, leading to the replacement of downloaded file with a malicious one. Honeywell also recommends updating to the most recent version of this product, service, or offering [V27 SP1, V28 SP1]

References (1)

Core 1

Core References

https://www.honeywell.com/us/en/product-security

Scores

CVSS v4 5.9

EPSS 0.0008

EPSS Percentile 0.3%

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-367

Status published

Products (1)

Honeywell Technologies/IQ MultiAccess IQ.v27 - 28

Published Jun 29, 2026

Tracked Since Jun 29, 2026