CVE-2026-105445: Docker Hub flaw let attackers impersonate users and tamper with their images

Not listed so far in CISA’s catalog of actively exploited vulnerabilities.

Our analyses

Docker Hub flaw let attackers impersonate users and tamper with their images

Docker has fixed CVE-2026-105445: by converting an account into an organization, an attacker could act on the registry as another user. Docker found no evidence of exploitation.

Oct 13, 20262 min read

What to do

Check whether your estate includes the affected product, including internet-facing devices.
Apply the vendor’s patch or mitigations (references below).
Watch for exploitation: this entry is updated if the vulnerability enters the exploited catalog or is the subject of a CERT-FR alert.

References

NVD entry (NIST)