Reference material — not professional advice. Test in staging, back up first, verify against your specific version. Use your own judgment for your environment.
● High · CVSS 8

How to Fix CVE-2026-24452: Copeland XWEB 300D PRO (Bundle Sibling)

By Sai Kiran Pandrala. Last verified: 2026-05-25.

CVE-2026-24452 is a sibling vulnerability in the same vendor advisory as CVE-2026-20742. Apply the same patched build and you close both. The technical detail below is what differs.

⚡ At a glance
Severity8 (High)
Actively exploited?No public listing in CISA KEV
AffectedCopeland XWEB 300D PRO 0 to <=1.12.1; Copeland XWEB 500D PRO 0 to <=1.12.1; Copeland XWEB 500B PRO 0 to <=1.12.1
Fixed inSame patched build as CVE-2026-20742
Type (CWE)CWE-78

What's different about CVE-2026-24452?

An OS command injection

vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an

authenticated attacker to achieve remote code execution on the system by

supplying a crafted template file to the devices route.

How to fix CVE-2026-24452

Apply the patched build per the primary write-up: How to Fix CVE-2026-20742. All commands, verification steps, and rollback notes for Copeland XWEB 300D PRO are listed there.

Frequently asked questions

Does the CVE-2026-20742 patch close CVE-2026-24452?

Yes. Both CVEs are addressed by the same vendor patch. Applying the patched build closes the full bundle.

Is CVE-2026-24452 listed in CISA KEV?

No public KEV listing at the time of this writing.

Where is the official advisory?

See https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate

References


*Written by Sai Kiran Pandrala. Part of the Copeland XWEB 300D PRO bundle. Full procedure at how-to-fix-cve-2026-20742.*