Meta-box GalleryMeta <= 3.0.1 - Missing Authorization to Authenticated (Author+) Gallery Management
Priority LOW 19CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
The Meta-box GalleryMeta plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'mb_gallery' custom post type in all versions up to, and including, 3.0.1. This makes it possible for authenticated attackers, with Author-level access and above, to create and publish galleries.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00225 13th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| shahinurislam | Meta-box GalleryMeta | up to 3.0.1 | — | No fix listed | CNA |
- Meta-box GalleryMeta Vendorshahinurislam Affected up to 3.0.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-0687
- 2026-10-03 Alias added: GHSA-9jx6-rr99-97pv
References
Other 3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/872c61aa-c95c-4b86-8e39-8112bb117a0b?source=cve
- https://plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/include/posttype.php#L29
- https://plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/gallerymetaboxes.php#L375
More shahinurislam vulnerabilities
- TI-2026-05499 Career Section <= 1.7 - Unauthenticated Arbitrary File Upload CVSS 3.1CRITICAL 9.8
- TI-2025-13561 Career Section <= 1.6 - Cross-Site Request Forgery to Arbitrary File Deletion CVSS 3.1HIGH 8.8
- TI-2026-01017 Meta-box GalleryMeta <= 3.0.1 - Authenticated (Editor+) Stored Cross-Site Scripting via Image Caption CVSS 3.1MEDIUM 4.4
Sources
- CVE-2026-0687 · CVE Program
- CVE-2026-0687 · NVD
- FIRST EPSS
- GHSA-9jx6-rr99-97pv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences