Skip to content
OpenAdvisories
Medium · 4.3 CVE-2026-20797 EUVD-2026-8972GHSA-rgf4-44r9-4r27

Copeland XWEB and XWEB Pro Stack-based Buffer Overflow

Published Feb 27, 2026 · Updated May 10, 2026 · Assigned by icscert

Description

A stack based buffer overflow exists in an API route of XWEB Pro version
1.12.1 and prior, enabling unauthenticated attackers to cause stack
corruption and a termination of the program.

Affected products

VendorProductAffectedFixed
Copeland Copeland XWEB 300D PRO ≤ 1.12.1 —
Copeland Copeland XWEB 500D PRO ≤ 1.12.1 —
Copeland Copeland XWEB 500B PRO ≤ 1.12.1 —

Advisories 1

References