ZDI-26-896: (Pwn2Own) Home Assistant Green Cleartext Storage of Credentials Local Privilege Escalation Vulnerability
Source Zero Day Initiative
Not known to be exploited.
Data as of 6 Nov 2026, 22:39 UTC
Rated High by Zero Day Initiative · CVSS not yet scored by NVD
Exploitation evidence
Disclosed: evidence found.
Public on cve.org; its publication date is not in this record
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 6 Nov 2026.
What to do
AI-suggested
Since exploitation requires prior low-privileged code execution within a container, restricting container access and applying principle of least privilege may reduce risk. Monitor vendor advisories for official fixes or updates.
Description
A local privilege escalation vulnerability exists in Home Assistant Green due to cleartext storage of credentials. Exploitation requires an attacker to already have low-privileged code execution within a container on the affected system. The vulnerability has a high severity rating assigned by ZDI and is tracked as CVE-2026-91131.