CVE-2026-2278 json
VW Writer Blog <= 1.3.8 - Missing Authorization to Authenticated (Subscriber+) Theme Settings Reset
published 2026-09-19 50 d ago modified 2026-09-21 48 d ago also EUVD-2026-83539
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 50 d ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
Affected products
- vowelweb VW Writer Blog
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
- wordfence.com /threat-intel/vulnerabilities/id/2b1751f0-d385-43f5-bf90-82479a9c6694?source=cve
- themes.trac.wordpress.org /browser/vw-writer-blog/1.3.6/functions.php#L487
- themes.trac.wordpress.org /browser/vw-writer-blog/trunk/functions.php#L487
- themes.trac.wordpress.org /browser/vw-writer-blog/1.3.9/functions.php#L487
Sources
- CVE List CVE-2026-2278
- NVD CVE-2026-2278
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