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Fencer Intel
critical 9.8

CVE-2016-5143 in the critical feed json

The Developer Tools (aka DevTools) subsystem in Blink, as used in Google Chrome before 52.0.2743.116, mishandles the script-path hostname,…

published 2016-08-07 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-6094

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

The Developer Tools (aka DevTools) subsystem in Blink, as used in Google Chrome before 52.0.2743.116, mishandles the script-path hostname, remoteBase parameter, and remoteFrontendUrl parameter, which allows remote attackers to bypass intended access restrictions via a crafted URL, a different vulnerability than CVE-2016-5144.

Patch / fix

  • oxide-qt Ubuntu 14.04 LTS 1.17.7-0ubuntu0.14.04.1
  • oxide-qt Ubuntu 16.04 LTS 1.17.7-0ubuntu0.16.04.1
  • chromium-browser Ubuntu 14.04 LTS 52.0.2743.116-0ubuntu0.14.04.1.1134
  • chromium-browser Ubuntu 16.04 LTS 52.0.2743.116-0ubuntu0.16.04.1.1250

ubuntu advisories UBUNTU-CVE-2016-5143

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 52.0.2743.116-1.el6

red hat advisories RHSA-2016:1580

  • chromium openSUSE Tumbleweed 55.0.2883.75-3.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • chromium Package Hub 12 52.0.2743.116-92.1

opensuse advisories openSUSE-SU-2024:10171-1openSUSE-SU-2024:12948-1openSUSE-SU-2016:1982-1openSUSE-SU-2016:1983-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-5143 updated cvss 6.5

chromium-browser: Parameter sanitization failure in DevTools

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 52.0.2743.116-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 52.0.2743.116-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 52.0.2743.116-1.el6
    fixed: vendor fix RHSA-2016:1580

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.76% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.