CVE-2023-0441
Gallery Blocks with Lightbox < 3.0.8 - Subscriber+ Arbitrary Options Update
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
- Record
CVE-2023-0441- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
CVE List
Gallery Blocks with Lightbox < 3.0.8 - Subscriber+ Arbitrary Options Update
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
- Record
CVE-2023-0441- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
EUVDEUVD-2023-12495
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
- Record
EUVD-2023-12495- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-pwfp-fm3h-8frv
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be...
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
- Record
GHSA-pwfp-fm3h-8frv- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
- gallerycreator gallery blocks with lightbox. image gallery, (html5 video , youtube, vimeo) video gallery and lightbox for native gallery
- simplygallery simply gallery blocks with lightbox
- unknown gallery blocks with lightbox. image gallery, (html5 video , youtube, vimeo) video gallery and lightbox for native gallery
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-0441 is a high vulnerability (CVSS 8.1) in Gallerycreator Gallery Blocks With Lightbox. Image Gallery, (html5 Video , Youtube, Vimeo) Video Gallery And Lightbox For Native Gallery, published March 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.73%, the 54th percentile. No source names a fixed version.