Medium severity · published Sep 19, 2026
CVE-2026-2278
VW Writer Blog <= 1.3.8 - Missing Authorization to Authenticated (Subscriber+) Theme Settings Reset
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
The VW Writer Blog theme for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'vw_writer_blog_reset_all_settings' 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VW
VW Writer Blog · vowelweb
through 1.3.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2278
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2278
themes.trac.wordpress.org
https://themes.trac.wordpress.org/browser/vw-writer-blog/1.3.6/functions.php#L487
themes.trac.wordpress.org
https://themes.trac.wordpress.org/browser/vw-writer-blog/1.3.9/functions.php#L487
themes.trac.wordpress.org
https://themes.trac.wordpress.org/browser/vw-writer-blog/trunk/functions.php#L487
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/2b1751f0-d385-43f5-bf90-82479a9c6694?source=cve