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CVE-2026-27870

CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT

CVSS 4.8 MEDIUMEPSS 0.3%CWE-79
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 software could, introduce arbitrary JavaScript by injecting a Cross-site Scripting (XSS)  payload into the 'Hostname' field of the configuration file resulting in a XSS in the path /upgrade/query.php?cmd=p+3%3Bversion. This issue affects Regesta Smart HD-PLC - TLDPH16D2: 11.02.05.10.02.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Produtos afetados
Teldat · Regesta Smart HD-PLC - TLDPH16D2

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Referências
https://support.teldat.com/images/content/docs/Teldat_dm1087_regesta_smart_nessum_series_installation(1).pdfhttps://support.teldat.com/portal/supportcontent?page=cgs-customer-global-support&none=true&language=en-UShttps://www.hackrtu.com/blog/CNA-CVE-2026-27870/https://www.hackrtu.com/blog/CNA-HRTU-0002/https://www.teldat.com/es/