CVE-2026-27870

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

No CVSS.

References

Link	Resource
https://support.teldat.com/images/content/docs/Teldat_dm1087_regesta_smart_nessum_series_installation(1).pdf
https://support.teldat.com/portal/supportcontent?page=cgs-customer-global-support&none=true&language=en-US
https://www.hackrtu.com/blog/CNA-CVE-2026-27870/
https://www.hackrtu.com/blog/CNA-HRTU-0003/
https://www.teldat.com/es/

Configurations

No configuration.

History

01 Jul 2026, 12:16

Type	Values Removed	Values Added
References	~~{'url': 'https://www.hackrtu.com/blog/CNA-HRTU-0002/', 'source': 'ffb98d57-deaa-4918-a669-5225ccc13e39'}~~	() https://www.hackrtu.com/blog/CNA-HRTU-0003/ -

17 Jun 2026, 16:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-17 13:20

Updated : 2026-07-01 12:16

NVD link : CVE-2026-27870

Mitre link : CVE-2026-27870

CVE.ORG link : CVE-2026-27870

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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