Description
Lack of special casing of localhost in WPAD files in Google Chrome prior to 71.0.3578.80 allowed an attacker on the local network segment to proxy resources on localhost via a crafted WPAD file.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Chrome | unspecified – < 71.0.3578.80 | 71.0.3578.80 |
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 | 71.0.3578.80-1 | — |
| Debian 13 | chromium | 71.0.3578.80-1 | — |
| Debian 12 | chromium | 71.0.3578.80-1 | — |
| Debian 9 | chromium-browser | 71.0.3578.80-1~deb9u1 | DSA-4352-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | chromium-browser | 71.0.3578.80-0ubuntu0.18.04.1 | — |
| Ubuntu 16.04 LTS | chromium-browser | 71.0.3578.80-0ubuntu0.16.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 71.0.3578.80-1.el6_10 | RHSA-2018:3803 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 12 SP2 | chromium | 71.0.3578.98-80.1 | openSUSE-SU-2018:4143-1 |
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 |
Advisories 5
- RHSA-2018:3803 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-4352-1 chromium-browser - security update Debian Security (DSA / DLA) · Mar 9, 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-2018:4143-1 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
References
- https://crbug.com/899126
- https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
- RHSA-2018:3803 vendor-advisory
- DSA-4352 vendor-advisory
- 106084 vdb-entry
- GLSA-201908-18 vendor-advisory