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Fencer Intel
high 8.8

CVE-2020-15992 json

Insufficient policy enforcement in networking in Google Chrome prior to 86.0.4240.75 allowed a remote attacker who had compromised the rend…

published 6y ago modified 4mo ago also EUVD-2020-7963

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

Insufficient policy enforcement in networking in Google Chrome prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page.

Patch / fix

  • Google Chrome 86.0.4240.75
  • chromium Debian 14, Debian 13, Debian 12 87.0.4280.88-0.1

debian advisories DEBIAN-CVE-2020-15992

  • chromium-browser Ubuntu 16.04 LTS 86.0.4240.75-0ubuntu0.16.04.1
  • chromium-browser Ubuntu 18.04 LTS 86.0.4240.75-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2020-15992

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 86.0.4240.75-1.el6_10

red hat advisories RHSA-2020:4235

  • chromium openSUSE Tumbleweed 93.0.4577.82-1.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • gn Package Hub 15 SP2 0.1807-bp152.2.3.4
  • chromium Package Hub 15 SP2 86.0.4240.183-bp152.2.26.1
  • chromium Package Hub 15 SP1 86.0.4240.75-bp151.3.113.1
  • gn Package Hub 15 SP1 0.1807-bp151.3.6.1
  • chromium openSUSE Leap 15.2, openSUSE Leap 15.1 86.0.4240.75-lp152.2.39.1
  • gn openSUSE Leap 15.2, openSUSE Leap 15.1 0.1807-lp152.2.3.1

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2020:1829-1openSUSE-SU-2020:1715-1openSUSE-SU-2020:1705-1

  • chromium Arch Linux 86.0.4240.75-1

arch linux advisories AVG-1238

Is CVE-2020-15992 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2020-15992 updated cvss 8.8

chromium-browser: Insufficient policy enforcement in networking

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 86.0.4240.75-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 86.0.4240.75-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 86.0.4240.75-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 86.0.4240.75-1.el6_10
    fixed: vendor fix RHSA-2020:4235

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

1.42% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • crbug.com https://crbug.com/1110195 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Google Chrome

Classification

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.