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CVE-2026-1001 Domoticz CVE debrief

CVE-2026-1001 is a stored cross-site scripting vulnerability in Domoticz versions prior to 2026.1. The vulnerability exists in the Add Hardware and rename device functionality of the web interface, allowing authenticated administrators to execute arbitrary scripts by supplying crafted names containing script or HTML markup. This could lead to unauthorized actions within the session context of users viewing the affected page. Users of Domoticz versions prior to 2026.1 should apply the patch to prevent exploitation of this stored cross-site scripting vulnerability.

Vendor
Domoticz
Product
Unknown
CVSS
MEDIUM 4.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-03-25
Original CVE updated
2026-07-14
Advisory published
2026-03-25
Advisory updated
2026-07-14

Who should care

Users of Domoticz versions prior to 2026.1 should apply the patch to prevent exploitation of this stored cross-site scripting vulnerability. Affected operators, platform administrators, vulnerability management teams, and security teams should review their deployments and take necessary actions to mitigate the vulnerability.

Technical summary

The vulnerability exists in the Add Hardware and rename device functionality of the web interface in Domoticz versions prior to 2026.1. Authenticated administrators can inject malicious code that is stored and rendered without proper output encoding, causing script execution in the browsers of users viewing the affected page and enabling unauthorized actions within their session context. The CVSS score of 4.8 indicates a medium severity vulnerability.

Defensive priority

Medium priority due to the CVSS score of 4.8 and the potential for unauthorized actions within the session context of users viewing the affected page.

Recommended defensive actions

  • Apply the patch to upgrade Domoticz to version 2026.1 or later
  • Restrict access to the Add Hardware and rename device functionality to only trusted administrators
  • Monitor for suspicious activity and implement compensating controls to detect and prevent exploitation
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-03-25T19:16:30.207Z and last modified on 2026-07-14T16:16:46.917Z. The NVD entry is currently Analyzed. The vulnerability exists in Domoticz versions prior to 2026.1. Authenticated administrators can inject malicious code that is stored and rendered without proper output encoding. Users should verify their deployments and apply patches or mitigations as needed.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-03-25T19:16:30.207Z and has not been modified since then. The NVD entry is currently Analyzed.