Vendor

Copeland

23 known vulnerabilities.

Products

Copeland XWEB 300D PRO 23 Copeland XWEB 500D PRO 23 Copeland XWEB 500B PRO 23 XWEB 300D PRO 0 XWEB 500D PRO 0 XWEB 500B PRO 0

All Critical High Medium Low Exploited only Public exploit

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Medium 4.3

CVE-2026-20797

Copeland XWEB and XWEB Pro Stack-based Buffer Overflow

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.

Copeland Copeland XWEB 500D PRO Copeland XWEB 300D PRO Copeland XWEB 500B PRO

Feb 27, 2026