PT-2026-42009 · Kieback & Peter · Ddc Building Controllers

Maximilian Hildebrand · Published 2026-05-19 · Updated 2026-05-20 · CVE-2026-4293

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Kieback & Peter DDC building controllers (affected versions not specified)

Description Cross-site scripting (XSS) allows JavaScript to be executed by the victim's browser, enabling an attacker to control the browser.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-4293

Affected Products

Ddc Building Controllers

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-4293 · Security Note
• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-139-05.json · Note
• https://t.me/CVEtracker/54407 · Telegram Post
• https://cisa.gov/news-events/ics-advisories/icsa-26-139-05 · Note
• https://twitter.com/romanaegis/status/2056767282509181132 · Twitter Post
• https://twitter.com/aviatrixtrc/status/2057143552501514584 · Twitter Post