Unrated severityNVD Advisory· Published Jun 17, 2026
CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT
CVE-2026-27870
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 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: = 11.02.05.10.02 (TLDPH16D2)
Patches
Vulnerability mechanics
References
5- support.teldat.com/portal/supportcontentmitrepatch
- www.hackrtu.com/blog/CNA-CVE-2026-27870/mitretechnical-descriptionpatch
- www.hackrtu.com/blog/CNA-HRTU-0002/mitretechnical-descriptionpatch
- support.teldat.com/images/content/docs/Teldat_dm1087_regesta_smart_nessum_series_installation(1).pdfmitreproduct
- www.teldat.com/es/mitreproduct
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