What’s Vulnerable › Vulnerabilities

CVE-2026-2278: VW Writer Blog <= 1.3.8 - Missing Authorization to Authenticated (Subscriber+) Theme Settings Reset

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-19 · updated 2026-09-21
• Weakness: CWE-862

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.

Affected products

• vowelweb VW Writer Blog: through 1.3.8

References

• https://themes.trac.wordpress.org/browser/vw-writer-blog/1.3.6/functions.php#L487
• https://themes.trac.wordpress.org/browser/vw-writer-blog/1.3.9/functions.php#L487
• https://themes.trac.wordpress.org/browser/vw-writer-blog/trunk/functions.php#L487
• https://www.wordfence.com/threat-intel/vulnerabilities/id/2b1751f0-d385-43f5-bf90-82479a9c6694?source=cve

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