CVE-2017-15391 Missing authorization in Google Chrome prior to 62.0.3202.62

What is CVE-2017-15391?

CVE-2017-15391 is a medium-severity missing authorization vulnerability in Debian Debian Linux, published on 7 Feb 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Insufficient Policy Enforcement in Extensions in Google Chrome prior to 62.0.3202.62 allowed a remote attacker to access Extension pages without authorisation via a crafted HTML page.

Which versions are affected by CVE-2017-15391?

It affects 2 products.

Products include Debian Debian Linux, Google Chrome.

How do I fix CVE-2017-15391?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2017-15391 being exploited?

There is no known exploitation of CVE-2017-15391 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-ch3c-4jv3-h7mg, UBUNTU-CVE-2017-15391.