Protection mechanism failure in Mobile in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a… (CVE-2026-106408)
Description
A protection mechanism failure in Google Chrome on iOS versions prior to 155.0.8059.39 allows a remote attacker to bypass the web origin policy via a crafted HTML page. This vulnerability has a medium severity rating and impacts the integrity of web content isolation.
CVSS v3.1
Score 6.5medium
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106408 describes a vulnerability in Google Chrome on iOS where a protection mechanism failure enables a remote attacker to bypass the web origin policy by using a specially crafted HTML page. This flaw affects versions of Google Chrome on iOS before 155.0.8059.39. The vulnerability is classified under CWE-693 and has a CVSS v3.1 base score of 6.5, indicating a medium severity. The attack requires user interaction (UI:R) and can be exploited remotely without privileges (PR:N) and with low attack complexity (AC:L). The impact is limited to integrity (I:H) without affecting confidentiality or availability.
Potential Impact
The vulnerability allows an attacker to bypass the web origin policy, potentially enabling unauthorized modification of web content or scripts from other origins. This compromises the integrity of web applications running in the affected browser versions. There is no indication of confidentiality or availability impact. No known exploits in the wild have been reported.
Mitigation Recommendations
A fix is available in Google Chrome for iOS version 155.0.8059.39 and later. Users and administrators should update affected installations to this version or newer to remediate the vulnerability. No additional mitigation steps are indicated.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-56p5-jcw5-j84p
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-106408"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ac80f1a2cdf04f656390557
Added to database: 10/08/2026, 21:46:02 UTC
Last enriched: 10/08/2026, 21:48:52 UTC
Last updated: 10/09/2026, 00:48:07 UTC
Views: 4
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