Description
Policy bypass in CSP in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to bypass content security policy via a crafted HTML page.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Chrome | unspecified – < 84.0.4147.89 | 84.0.4147.89 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | chromium | 87.0.4280.88-0.1 | — |
| Debian 13 | chromium | 87.0.4280.88-0.1 | — |
| Debian 12 | chromium | 87.0.4280.88-0.1 | — |
| Debian 10 | chromium | 87.0.4280.88-0.4~deb10u1 | DSA-4824-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | chromium-browser | 84.0.4147.105-0ubuntu0.18.04.1 | — |
| Ubuntu 16.04 LTS | chromium-browser | 84.0.4147.105-0ubuntu0.16.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 84.0.4147.105-2.el6_10 | RHSA-2020:3377 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP2 | chromium | 84.0.4147.89-bp152.2.7.1 | openSUSE-SU-2020:1048-1 |
| SUSE Package Hub 15 SP1 | chromium | 84.0.4147.89-bp151.3.94.1 | openSUSE-SU-2020:1061-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | chromium | 93.0.4577.82-1.1 | openSUSE-SU-2024:12948-1, openSUSE-SU-2024:10681-1 |
| openSUSE Leap 15.2 | chromium | 84.0.4147.89-lp152.2.6.2 | openSUSE-SU-2020:1020-1 |
| openSUSE Leap 15.2 | opera | 70.0.3728.71-lp152.2.12.1 | openSUSE-SU-2020:1172-1 |
| openSUSE Leap 15.1 | chromium | 84.0.4147.89-lp151.2.109.1 | openSUSE-SU-2020:1021-1 |
| openSUSE Leap 15.1 | opera | 70.0.3728.71-lp151.2.24.1 | openSUSE-SU-2020:1148-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Chromium 83 - Full CSP Bypass EDB-49195 · local · Dec 4, 2020
GitHub 1 repository
-
PerimeterX/CVE-2020-6519 ★ 25 · Aug 9, 2020
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 10
- RHSA-2020:3377 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-4824-1 chromium - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2020:1148-1 Security update for opera SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1172-1 Security update for opera SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1048-1 Security update for chromium SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10681-1 chromedriver-93.0.4577.82-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1021-1 Security update for chromium SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1020-1 Security update for chromium SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12948-1 ungoogled-chromium-113.0.5672.92-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1061-1 Security update for chromium SUSE / openSUSE Security Updates · May 7, 2025
References
- https://chromereleases.googleblog.com/2020/07/stable-channel-update-for-desktop.html
- https://crbug.com/1064676
- openSUSE-SU-2020:1061 vendor-advisory
- GLSA-202007-08 vendor-advisory
- FEDORA-2020-bf684961d9 vendor-advisory
- FEDORA-2020-84d87cbd50 vendor-advisory
- openSUSE-SU-2020:1148 vendor-advisory
- openSUSE-SU-2020:1172 vendor-advisory
- openSUSE-SU-2020:1048 vendor-advisory
- http://packetstormsecurity.com/files/160353/Chromium-83-CSP-Bypass.html
- DSA-4824 vendor-advisory