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High 8.7Published Sep 9, 2026

CVE-2026-77120CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause privilege escalation to root and unauthorized execution of adm…

Updated under an hour ago ()

Does this affect you?

It affects Schneider Electric PowerLogic T300. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause privilege escalation to root and unauthorized execution of administrative functions when an authenticated user with SSH enabled interacts with the operating system console that improperly processes user-controlled input.

CVSS
8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness (CWE)
CWE-78
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
schneider
NVD analysis
Awaiting Analysis
Record last updated
Sep 11, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Schneider Electric PowerLogic T300
schneider_electric:powerlogic_t300 (from the name)
Versions 2.9.8-5620 and prior
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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