CVE-2025-9551 Protected Pages - Moderately critical - Access bypass - SA-CONTRIB-2025-101
Attackers can bypass authentication restrictions on protected pages due to missing rate limiting on login attempts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-9551?
CVE-2025-9551 is a medium-severity authentication bypass vulnerability in Drupal Protected Pages, published on 10 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper Restriction of Excessive Authentication Attempts vulnerability in Drupal Protected Pages allows Brute Force.This issue affects Protected Pages: from 0.0.0 before 1.8.0, from 7.X-1.0 before 7.X-2.5.
Weakness: CWE-307
Which versions are affected by CVE-2025-9551?
It affects 1 product.
Linux distribution packages (1)
drupal/protected_pages Packagist:https://packages.drupal.org/8 | All versions | 1.8.0 |
Products include Protected Pages Project Protected Pages.
How do I fix CVE-2025-9551?
Upgrade to a fixed version.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-9551 being exploited?
There is no known exploitation of CVE-2025-9551 in the wild and no public exploit code.
Other vulnerabilities in Drupal Protected Pages
Sources
Also known as CLSA-2026-1789633295, DRUPAL-CONTRIB-2025-101, GHSA-c25q-57mr-rv37.