CVE-2025-11004: silabs.com Simplicity Device Manager · XSS or 'Cross-site Scripting'
Affects silabs.com Simplicity Device ManagerSource CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 22% 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:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 10 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| silabs.comSimplicity Device Manager | Affected
| Fixed in– |
GitHubSimplicity Device Managerpkg:github/Simplicity Device ManagerOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
1. Implement strict network segmentation to isolate systems running Simplicity Device Manager from general user networks, reducing attacker access to the same network. 2. Restrict API endpoint access using firewall rules, VPNs, or zero-trust network architectures to limit exposure only to authorized management stations. 3. Employ web application firewalls (WAFs) with custom rules to detect and block reflected XSS attack patterns targeting the affected APIs. 4. Enforce strong input validation and output encoding on all user-supplied data within the Simplicity Device Manager environment, if customization is possible. 5. Monitor network traffic and logs for unusual API requests or repeated failed attempts that could indicate exploitation attempts. 6. Educate users about the risks of interacting with suspicious links or payloads while on the same network as the device manager. 7. Coordinate with Silabs for timely patch deployment once available and apply updates promptly. 8. Consider deploying endpoint protection solutions that can detect and block malicious scripts or browser-based attacks. 9. Review and tighten authentication and authorization controls for the Simplicity Device Manager to minimize impact if exploitation occurs. 10. Conduct regular security assessments and penetration tests focusing on the device management infrastructure to identify and remediate weaknesses.
Description
The Simplicity Device Manager Tool has a Reflected XSS (Cross-site-scripting) vulnerability in several API endpoints. The attacker needs to be on the same network to execute this attack. These APIs can affect confidentiality, integrity, and availability of the system that has Simplicity Device Manager tool running in the background.