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CVE-2026-27867

CROSS-SITE SCRIPTING (XSS) VIA THE CMDCOOKIE PARAMETER REGESTA SMART HD-PLC OF TELDAT

Published: Sep 25, 2026Updated: Sep 25, 2026 Sources: CVE List NVDCWE-79

Description

An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, registration action is required) who has the vulnerable firmware version could inject a specific payload via the parameter "cmdcookie" withing the /upgrade/index.html resulting in to a Cross-Site Scripting (XSS). This issue affects Regesta Smart HD-PLC - TLDPH16D2:  11.02.06.00.02

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Weaknesses

Affected Products

Exploitability

Official Patch Available

Attack Graph

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MITRE ATT&CK

2 techniques
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Initial Access
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References

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