PT-2026-24217 · Siemens · Siemens Plc

CVE-2025-40943 · Published 2026-03-10 · Updated 2026-04-15

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Siemens PLCs (affected versions not specified)

Description The software does not properly sanitize the contents of trace files. This could allow an attacker to inject code by socially engineering a legitimate user to import a specially crafted trace file, potentially leading to remote code execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

XSS

Eval Injection

Weakness Enumeration

CWE-79

CWE-95

Related Identifiers

CVE-2025-40943

Affected Products

Siemens Plc

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-40943 · Security Note
• https://twitter.com/CveFindCom/status/2031440261482496030 · Twitter Post
• https://twitter.com/the_yellow_fall/status/2031552968755974631 · Twitter Post
• https://cert-portal.siemens.com/productcert/html/ssa-452276.html · Note
• https://twitter.com/CVEnew/status/2034520443583897988 · Twitter Post
• https://twitter.com/SecurityAr58409/status/2044271308867850308 · Twitter Post
• https://twitter.com/0dayPublishing/status/2031413271022956632 · Twitter Post