CVE-2025-11571: silabs.com Simplicity Studio v5 · OS Command Injection
Affects silabs.com Simplicity Studio v5Source CVE Database V5
Not known to be exploited · CVSS 2.1 Low.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 36% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 24 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| silabs.comSimplicity Studio v5 | Affected
| Fixed in– |
| silabs.comSimplicity Installer tool (Silicon Labs Tool - SLT) for Simplicity Studio v6 | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2025-11571, organizations should implement the following specific measures: 1) Restrict network access to Simplicity Studio v5 endpoints by segmenting development environments and limiting access to trusted users and devices only. 2) Monitor network traffic for unusual requests targeting the vulnerable JSON URL endpoints to detect potential exploitation attempts. 3) Employ application-layer firewalls or intrusion detection/prevention systems (IDS/IPS) configured to identify and block suspicious command injection patterns in JSON payloads. 4) Encourage users to avoid using Simplicity Studio v5 on untrusted or public networks to reduce exposure. 5) Maintain strict endpoint security controls, including limiting executable permissions and applying the principle of least privilege to user accounts running Simplicity Studio. 6) Stay alert for vendor patches or updates addressing this vulnerability and apply them promptly once available. 7) Conduct regular security assessments and code reviews of custom integrations or scripts interacting with Simplicity Studio to identify and remediate injection risks. These targeted actions go beyond generic advice by focusing on network segmentation, monitoring, and user behavior specific to the vulnerability's exploitation vector.
Description
Vulnerable endpoints accept user-controlled input through a URL in JSON format which enables command execution. The commands allowed to execute can open executables. However, the commands cannot pass parameters or arguments. To successfully execute this attack, the attacker needs to be on the same network.