WPUpper Share Buttons <= 3.51 - Cross-Site Request Forgery to Custom CSS Update
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| victorfreitas | WPUpper Share Buttons | unaffected |
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No data available yet.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-4550 | The WPUpper Share Buttons plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.51. This is due to missing or incorrect nonce validation on the 'save_custom_css_request' function. This makes it possible for unauthenticated attackers to inject custom CSS to modify a site via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.223% probability within 30 days)
| Type | Values Removed | Values Added |
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| References |
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Victorfreitas
Victorfreitas wpupper Share Buttons |
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| CPEs | cpe:2.3:a:victorfreitas:wpupper_share_buttons:*:*:*:*:*:wordpress:*:* | |
| Vendors & Products |
Victorfreitas
Victorfreitas wpupper Share Buttons |
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| Metrics |
ssvc
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| Type | Values Removed | Values Added |
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| Description | The WPUpper Share Buttons plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.51. This is due to missing or incorrect nonce validation on the 'save_custom_css_request' function. This makes it possible for unauthenticated attackers to inject custom CSS to modify a site via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. | |
| Title | WPUpper Share Buttons <= 3.51 - Cross-Site Request Forgery to Custom CSS Update | |
| Weaknesses | CWE-352 | |
| References |
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| Metrics |
cvssV3_1
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