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.
Published:Jun 17, 2026
Last Modified:Jul 1, 2026
EPS:Jun 17, 2026
EPSS Score:0.00293
CVSS Score:4.8
Affected Products
Vendor
Product
Action
Vendor
Teldat
Product
Regesta Smart Hd-plc - Tldph16d2
Teldat
Regesta Smart Hd-plc - Tldph16d2
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
