CVE-2026-25469
Missing Authorization in ViaBill WooCommerce Plugin Allows Unauthorized Access
Publication date: 2026-03-25
Last updated on: 2026-04-28
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| viabill | viabill_woocommerce | to 1.1.53 (inc) |
| viabill | woocommerce | to 1.1.53 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-862 | The product does not perform an authorization check when an actor attempts to access a resource or perform an action. |
Attack-Flow Graph
AI Powered Q&A
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include applying the Patchstack mitigation rule that can block attacks exploiting this vulnerability until an official patch is released.
Since no official patch is currently available, users are advised to either update the plugin once a patch is released or seek assistance from their hosting provider or web developer to apply the mitigation.
Can you explain this vulnerability to me?
CVE-2026-25469 is a Missing Authorization vulnerability in the WordPress ViaBill – WooCommerce plugin versions up to and including 1.1.53.
This vulnerability is classified as a medium priority 'Settings Change' issue caused by Broken Access Control, which means that unauthenticated attackers can change settings within the plugin without proper authorization.
No official patch is currently available, but a mitigation rule from Patchstack can block attacks exploiting this flaw until a patch is released.
How can this vulnerability impact me? :
This vulnerability allows unauthenticated attackers to change settings in the ViaBill – WooCommerce plugin, potentially leading to unauthorized modifications of your e-commerce site’s configuration.
Because the vulnerability requires no privileges to exploit, it can be used in mass campaigns targeting many websites regardless of their traffic or popularity.
Such unauthorized changes could disrupt your site's operation, compromise security, or affect payment processing, leading to potential financial and reputational damage.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
There is no specific information provided about detection commands or methods for this vulnerability in the available resources.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided information does not specify how the CVE-2026-25469 vulnerability impacts compliance with common standards and regulations such as GDPR or HIPAA.