CVE-2020-6506 — Cross-site Scripting in Google Chrome

CWE-79 — Cross-site ScriptingCWE-863 — Incorrect AuthorizationCWE-358 — Improperly Implemented Security Check for Standard11 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
1.4%
top 19.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Google ChromeChromiumDebian Chromium+1 more
Timeline
PublishedJul 22
Latest updateOct 2

Description

Insufficient policy enforcement in WebView in Google Chrome on Android prior to 83.0.4103.106 allowed a remote attacker to bypass site isolation via a crafted HTML page.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages5 packages

▶CVEListV5google/chromeunspecified — 83.0.4103.106
▶NVDgoogle/chrome< 83.0.4103.106
▶debiandebian/chromium< chromium 83.0.4103.106-1 (bookworm)
▶Debianchromium/chromium< 83.0.4103.106-1+3

🔴Vulnerability Details

3
GHSA
Android WebView Universal Cross-site Scripting↗2020-10-02
▶
OSV
Android WebView Universal Cross-site Scripting↗2020-10-02
▶
OSV
CVE-2020-6506: Insufficient policy enforcement in WebView in Google Chrome on Android prior to 83↗2020-07-22
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2020-6505↗2020-06-15
▶
Red Hat
chromium-browser: Insufficient policy enforcement in WebView↗2020-06-15
▶
Debian
CVE-2020-6506: chromium - Insufficient policy enforcement in WebView in Google Chrome on Android prior to ...↗2020
▶

💬Community

4
HackerOne
Android WebViews in Twitter app are vulnerable to UXSS due to configuration and CVE-2020-6506↗2020-09-24
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Bugzilla
CVE-2020-6505 CVE-2020-6506 CVE-2020-6507 chromium: various flaws [fedora-all]↗2020-06-16
▶
Bugzilla
CVE-2020-6506 chromium-browser: Insufficient policy enforcement in WebView↗2020-06-16
▶
Bugzilla
CVE-2020-6505 CVE-2020-6506 CVE-2020-6507 chromium: various flaws [epel-all]↗2020-06-16
▶