CVE-2025-9629
BaseFortify
Publication date: 2025-09-17
Last updated on: 2025-09-17
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| upyun | uss_upyun | 1.5.1 |
| upyun | uss_upyun | 1.5.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-352 | The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Cross-Site Request Forgery (CSRF) issue in the USS Upyun plugin for WordPress versions up to 1.5.0. It occurs because the plugin does not properly validate nonces in the uss_setting_page function when processing the uss_set form type. As a result, an attacker can trick a site administrator into performing unintended actions, allowing the attacker to modify critical Upyun cloud storage settings such as bucket name, operator credentials, upload paths, and image processing parameters via a forged request.
How can this vulnerability impact me? :
This vulnerability can allow an unauthenticated attacker to change important cloud storage settings of the Upyun plugin by tricking an administrator into clicking a malicious link. This could lead to unauthorized modification of storage configurations, potentially disrupting service, redirecting uploads, or compromising stored data integrity.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, immediately update the USS Upyun plugin for WordPress to a version later than 1.5.0 where the nonce validation issue is fixed. Additionally, avoid clicking on suspicious links and ensure that site administrators are aware of the risk of Cross-Site Request Forgery attacks. Implementing proper nonce validation and restricting administrative actions to trusted users can also help reduce risk.