The InPost Gallery plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.1.4.3. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to perform an unauthorized action granted they can trick a site administrator into performing an action such as clicking on a link.
CVE-2025-26903 is a medium severity with CVSS 4.3 Cross-Site Request Forgery issue affecting the Plugin InPost Gallery. It affects Versions up to 2.1.4.3 and is fixed in 2.1.4.4.
CVE-2025-26903 is tracked for the Plugin InPost Gallery as medium severity with CVSS 4.3. The affected range is Versions up to 2.1.4.3. Update InPost Gallery to 2.1.4.4 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
inpost-gallery
View on wordpress.org
|
| CVE | CVE-2025-26903 |
| Patched Versions |
2.1.4.4
|
| Affected Versions |
Versions up to 2.1.4.3
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
InPost Gallery <= 2.1.4.1 - Local File Inclusion
InPost Gallery <= 2.1.4.5 - Authenticated (Subscriber+) Local File Inclusion
InPost Gallery <= 2.1.4.2 - Authenticated (Subscriber+) Arbitrary Shortcode Execution via inpost_gallery_get_shortcode_template
InPost Gallery <= 2.1.4.1 - Reflected Cross-Site Scripting via 'imgurl'
InPost Gallery < 2.1.2.1 - Local File Inclusion
InPost Gallery <= 2.1.2 - Cross-Site Scripting
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