CVE-2016-3170 Drupal sensitive information disclosure

What is CVE-2016-3170?

CVE-2016-3170 is a medium-severity vulnerability in Debian Debian Linux, published on 12 Apr 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The "have you forgotten your password" links in the User module in Drupal 7.x before 7.43 and 8.x before 8.0.4 allow remote attackers to obtain sensitive username information by leveraging a configuration that permits using an email address to login and a module that permits logging in.

Weakness: CWE-200

Which versions are affected by CVE-2016-3170?

8 open source packages ship an affected version, including drupal/core and drupal/drupal. It affects 2 products.

Products include Debian Debian Linux, Drupal Drupal.

How do I fix CVE-2016-3170?

Upgrade drupal/core to a fixed version for your release line: 7.43 or 8.0.4.

Is CVE-2016-3170 being exploited?

There is no known exploitation of CVE-2016-3170 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pqv4-xgqh-j8vh, UBUNTU-CVE-2016-3170.