CVE-2026-107237 WP Time Capsule Backup and Staging - Broken Access Control

WP Time Capsule Backup and Staging WordPress plugin < 1.22.28 contains a broken access control caused by missing capability and nonce checks in the staging site deployment handler, letting authenticated Subscriber users overwrite live site database and configuration, exploit requires authenticated Subscriber access on staging site.

CVSS base score 8.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.15% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
Published
21 October 2026
Updated
22 October 2026
Weakness
CWE-862

Vendor fix

Update to version 1.22.28 or later.

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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