CVE-2026-81804 ZHBackup – Backup, Restore & Migration - Information Disclosure

ZHBackup – Backup, Restore & Migration <= 2.4.2 contains an information disclosure vulnerability caused by unauthenticated access, letting remote attackers access sensitive data without authentication.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.42% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-201

Vendor fix

Update to the latest version beyond 2.4.2.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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