CVE-2026-2278: VW Writer Blog <= 1.3.8 - Missing Authorization to Authenticated (Subscriber+) Theme Settings Reset
The VW Writer Blog theme for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'vwwriterblogresetallsettings' function in all versions up to, and including, 1.3.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to reset all theme customizer settings to their defaults.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
WordPress theme: VW Writer Blogto a version that resolves this vulnerability.Fixed in 1.3.8 - Configuration
In vw_writer_blog_reset_all_settings, add/restore a proper capability (authorization) check so that only authorized users (not Subscriber-level or above without the required capability) can reset all theme customizer settings.
WordPress theme: VW Writer Blog (function vw_writer_blog_reset_all_settings) capability check / authorization guard = Require an appropriate capability check before allowing settings reset (reject users without required capability, including Subscriber)
Event History
Frequently Asked Questions
Which users can exploit this issue?
Any authenticated WordPress user with Subscriber-level access or higher can reset the theme customizer settings. No administrator-level capability is required.
What is the impact of a successful exploit?
An attacker can reset all VW Writer Blog theme customizer settings to their default values. The provided data indicates an integrity impact only; it does not indicate confidentiality loss or service disruption.
Are unauthenticated visitors affected?
No. Exploitation requires an authenticated WordPress account, although even the low-privilege Subscriber role is sufficient.
Which versions are affected?
All VW Writer Blog theme versions through 1.3.8, including 1.3.8, are affected.