CVE-2016-5134

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-07-23 · updated 2026-06-17
Weakness: CWE-200

Description

net/proxy/proxy_service.cc in the Proxy Auto-Config (PAC) feature in Google Chrome before 52.0.2743.82 does not ensure that URL information is restricted to a scheme, host, and port, which allows remote attackers to discover credentials by operating a server with a PAC script, a related issue to CVE-2016-3763.

Affected products

Google Chrome: through 51.0.2704.106

References

http://googlechromereleases.blogspot.com/2016/07/stable-channel-update.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00028.html
http://rhn.redhat.com/errata/RHSA-2016-1485.html
http://www.debian.org/security/2016/dsa-3637
http://www.securityfocus.com/bid/92053
http://www.securitytracker.com/id/1036428
http://www.ubuntu.com/usn/USN-3041-1
https://codereview.chromium.org/1996773002
https://crbug.com/593759

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