CVE-2026-6865
highpriority · track · 0EPSS 0.003 · 23 %ileEUUSEPSS · scored 2026-10-27
CWE-22: Improper Limitation of a Pathname to a Restricted Directory (“Path Traversal”) vulnerability that could cause unauthorized access to sensitive files when user-supplied input is improperly handled during server-side file path processing.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedFirmware Versions 11.06.31 and prior installed on EasyLogic T150 (formerly Saitel DR) Remote Terminal Unit & Controllercisa_csaf_ot
Version 11.06.32 of EasyLogic T150 (formerly Saitel DR) Remote Terminal Unit & Controller includes a fix for this vulnerability and is available for download here: • Contact Schneider Electric’s Customer Care Center to download this firmware. • Reboot needed: Yes
- FixedFirmware Versions 11.06.36 and prior installed on Saitel DP Remote Terminal Unit & Controllercisa_csaf_ot
Version 11.06.37 of Saitel DP Remote Terminal Unit & Controller includes a fix for this vulnerability and is available for download here: • Contact Schneider Electric’s Customer Care Center to download this firmware. • Reboot needed: Yes
- MitigationFirmware Versions 11.06.31 and prior installed on EasyLogic T150 (formerly Saitel DR) Remote Terminal Unit & Controllercisa_csaf_ot
If customers choose not to apply the remediation provided above, they should immediately apply the following mitigations to reduce the risk of exploit: • Ensure strict credential controls, even for low privilege users. • Ensure isolation and credentials are in place, as per the product’s security recommendations.
- MitigationFirmware Versions 11.06.36 and prior installed on Saitel DP Remote Terminal Unit & Controllercisa_csaf_ot
If customers choose not to apply the remediation provided above, they should immediately apply the following mitigations to reduce the risk of exploit: • Ensure strict credential controls, even for low privilege users. • Ensure isolation and credentials are in place, as per the product’s security recommendations.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.1
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (6)
Products and version ranges known to be affected.
- Schneider Electric EasyLogic T150 (formerly Saitel DR) Remote Terminal Unit & Controller≤ Versions 11.06.31 and priorenisa_euvdEU
- Schneider Electric Saitel DP Remote Terminal Unit & Controller≤ Versions 11.06.36 and priorenisa_euvdEU
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-26-169-04Schneider Electric EasyLogic T150 and Saitel DP2026-05-12icsa · cisa_csaf_otUS
Schneider Electric is aware of a vulnerability in its EasyLogic T150 (formerly known as Saitel DR) and Saitel DP Remote Terminal Unit & Controller products. The [EasyLogic T150 (formerly known as Saitel DR RTU)](https://www.se.com/ww/en/product-country-selector/?pageType=product-range&sourceId=62685#overview) is a field device, offering a solid and powerful modular platform for data acquisition, communication, automation and IED integration for distribution and transmission networks, generation sector and railway. The [Saitel DP RTU](https://www.se.com/ww/en/product-country-selector/?pageType=product-range&sourceId=61747) is a modular platform for medium voltage and high voltage public distribution and transmission substation control. Failure to apply the fix provided below may risk a path traversal–based attack in which an authenticated user could gain unauthorized file access.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (4)
External citations — patches, advisories, analysis.
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-132-03.pdfPatchcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2026-6865cnnvd
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-132-03.pdfenisa_euvd
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-132-03.pdfnvd
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