CVE-2026-27870— CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT
Possible ATT&CK Techniques 2AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 | 11.02.05.10.02 | affected |
11.02.06.00.02 | unaffected |
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I. Basic Information for CVE-2026-27870
Vulnerability Information
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Vulnerability Title
CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 | 11.02.05.10.02 | - |
II. Public POCs for CVE-2026-27870
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2026-27870 (3)
- 🔗 Multiple CVE in the Regesta Smart HD-PLC - TLDPH16D2 of Teldat Read full article technical-descriptionpatch
- 🔗 CVE-2026-27870 affecting Regesta Smart HD-PLC from Teldat Read full article technical-descriptionpatch
Vendor Pages for CVE-2026-27870 (2)
- 🔗 Teldat - Inicioproduct
Other References for CVE-2026-27870 (1)
Same Patch Batch · Teldat · 2026-06-17 · 3 CVEs total
| CVE-2026-27868 | PUBLICATION OF SENSITIVE INFORMATION ON REGESTA SMART HD-PLC OF TELDAT | |
| CVE-2026-27869 | WEB SERVICE (HTTP) DENIAL OF SERVICE VIA SLOW HEADERS ON REGESTA SMART HD-PLC OF TELDAT |
IV. Related Vulnerabilities
Same weakness: CWE-79
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WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnera - CVE-2026-13375
WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnera
V. Comments for CVE-2026-27870
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