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10 vulnerabilities by Teldat
CVE-2026-27867 (GCVE-0-2026-27867)
Vulnerability from nvd – Published: 2026-09-25 10:32 – Updated: 2026-09-25 10:43
VLAI
EPSS
VEX
Title
CROSS-SITE SCRIPTING (XSS) VIA THE CMDCOOKIE PARAMETER REGESTA SMART HD-PLC OF TELDAT
Summary
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 firmware version could inject
a specific payload via the parameter "cmdcookie" withing the /upgrade/index.html resulting in to a Cross-Site Scripting (XSS). This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.06.00.02
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-25 10:42 UTC
CWE
- CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0004/ | patchtechnical-description |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27867/ | patchtechnical-description |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.06.00.02
Unaffected: 11.02.06.00.03 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.06.00.02:*:*:*:*:*:*:* |
Date Public
2026-09-25 08:00
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CVE-2026-27870 (GCVE-0-2026-27870)
Vulnerability from nvd – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:18
VLAI
EPSS
VEX
Title
CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT
Summary
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.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 12:47 UTC
CWE
- CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27870/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2026-27869 (GCVE-0-2026-27869)
Vulnerability from nvd – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:17
VLAI
EPSS
VEX
Title
WEB SERVICE (HTTP) DENIAL OF SERVICE VIA SLOW HEADERS ON REGESTA SMART HD-PLC OF TELDAT
Summary
An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, NO registration action is required) who has the vulnerable software could, with a Slow Loris attack, cause Denial of Service (DoS) on the web interface of the device. This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.05.10.02.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 14:20 UTC
CWE
- CWE-770 - Allocation of resources without limits or throttling
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27869/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2026-27868 (GCVE-0-2026-27868)
Vulnerability from nvd – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:16
VLAI
EPSS
VEX
Title
PUBLICATION OF SENSITIVE INFORMATION ON REGESTA SMART HD-PLC OF TELDAT
Summary
An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, NO registration action is required) who has the vulnerable software could obtain privilege information by using the command Version via the path: /upgrade/query.php?cmd=p+3&3Bversion resulting in a information disclosure. This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.05.10.02.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 12:48 UTC
CWE
- CWE-201 - Insertion of sensitive information into sent data
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27868/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2022-39997 (GCVE-0-2022-39997)
Vulnerability from nvd – Published: 2024-08-27 00:00 – Updated: 2024-08-28 13:37
VLAI
EPSS
VEX
Summary
A weak password requirement issue was discovered in Teldats Router RS123, RS123w allows a remote attacker to escalate privileges
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-28 13:22 UTC
CWE
- n/a
- CWE-521 - Weak Password Requirements
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| teldat | rs123_firmware |
Affected:
0 , < *
(custom)
cpe:2.3:o:teldat:rs123_firmware:*:*:*:*:*:*:*:* |
|
| teldat | rs123w_firmware |
Affected:
0 , < *
(custom)
cpe:2.3:o:teldat:rs123w_firmware:*:*:*:*:*:*:*:* |
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CVE-2026-27867 (GCVE-0-2026-27867)
Vulnerability from cvelistv5 – Published: 2026-09-25 10:32 – Updated: 2026-09-25 10:43
VLAI
EPSS
VEX
Title
CROSS-SITE SCRIPTING (XSS) VIA THE CMDCOOKIE PARAMETER REGESTA SMART HD-PLC OF TELDAT
Summary
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 firmware version could inject
a specific payload via the parameter "cmdcookie" withing the /upgrade/index.html resulting in to a Cross-Site Scripting (XSS). This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.06.00.02
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-25 10:42 UTC
CWE
- CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0004/ | patchtechnical-description |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27867/ | patchtechnical-description |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.06.00.02
Unaffected: 11.02.06.00.03 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.06.00.02:*:*:*:*:*:*:* |
Date Public
2026-09-25 08:00
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CVE-2026-27869 (GCVE-0-2026-27869)
Vulnerability from cvelistv5 – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:17
VLAI
EPSS
VEX
Title
WEB SERVICE (HTTP) DENIAL OF SERVICE VIA SLOW HEADERS ON REGESTA SMART HD-PLC OF TELDAT
Summary
An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, NO registration action is required) who has the vulnerable software could, with a Slow Loris attack, cause Denial of Service (DoS) on the web interface of the device. This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.05.10.02.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 14:20 UTC
CWE
- CWE-770 - Allocation of resources without limits or throttling
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27869/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2026-27870 (GCVE-0-2026-27870)
Vulnerability from cvelistv5 – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:18
VLAI
EPSS
VEX
Title
CROSS-SITE SCRIPTING (XSS) VIA MALICIOUS FILE UPLOAD ON REGESTA SMART HD-PLC OF TELDAT
Summary
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.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 12:47 UTC
CWE
- CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27870/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2026-27868 (GCVE-0-2026-27868)
Vulnerability from cvelistv5 – Published: 2026-06-17 08:13 – Updated: 2026-07-01 11:16
VLAI
EPSS
VEX
Title
PUBLICATION OF SENSITIVE INFORMATION ON REGESTA SMART HD-PLC OF TELDAT
Summary
An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, NO registration action is required) who has the vulnerable software could obtain privilege information by using the command Version via the path: /upgrade/query.php?cmd=p+3&3Bversion resulting in a information disclosure. This issue affects Regesta Smart HD-PLC - TLDPH16D2:
11.02.05.10.02.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-17 12:48 UTC
CWE
- CWE-201 - Insertion of sensitive information into sent data
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.hackrtu.com/blog/CNA-HRTU-0003/ | technical-descriptionpatch |
| https://www.hackrtu.com/blog/CNA-CVE-2026-27868/ | technical-descriptionpatch |
| https://www.teldat.com/es/ | product |
| https://support.teldat.com/images/content/docs/Te… | product |
| https://support.teldat.com/portal/supportcontent?… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Teldat | Regesta Smart HD-PLC - TLDPH16D2 |
Affected:
11.02.05.10.02
Unaffected: 11.02.06.00.02 cpe:2.3:a:teldat:regesta_smart_hd-plc_-_tldph16d2:11.02.05.10.02:*:*:*:*:*:*:* |
Date Public
2026-06-17 08:00
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CVE-2022-39997 (GCVE-0-2022-39997)
Vulnerability from cvelistv5 – Published: 2024-08-27 00:00 – Updated: 2024-08-28 13:37
VLAI
EPSS
VEX
Summary
A weak password requirement issue was discovered in Teldats Router RS123, RS123w allows a remote attacker to escalate privileges
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-28 13:22 UTC
CWE
- n/a
- CWE-521 - Weak Password Requirements
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| teldat | rs123_firmware |
Affected:
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(custom)
cpe:2.3:o:teldat:rs123_firmware:*:*:*:*:*:*:*:* |
|
| teldat | rs123w_firmware |
Affected:
0 , < *
(custom)
cpe:2.3:o:teldat:rs123w_firmware:*:*:*:*:*:*:*:* |
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