CVE-2026-11280: Insufficient validation of untrusted input in Google Chrome
CVE-2026-11280 is a vulnerability in Google Chrome on iOS versions prior to 149. 0. 7827. 53. It involves insufficient validation of untrusted input in the Signin component, which allows a remote attacker to perform UI spoofing via a crafted HTML page. The Chromium security team has rated this issue as low severity. There is no CVSS score available for this vulnerability. No known exploits are reported in the wild. The vendor advisory linked does not explicitly confirm patch availability or remediation status.
AI Analysis
Technical Summary
This vulnerability concerns improper input validation in the Signin functionality of Google Chrome on iOS before version 149.0.7827.53. An attacker can craft a malicious HTML page that triggers UI spoofing, potentially misleading users by displaying deceptive interface elements. The issue is classified as low severity by Chromium security. No detailed technical exploitation methods or impact beyond UI spoofing are provided. The vendor advisory link is available but does not specify patch or mitigation details.
Potential Impact
The impact is limited to UI spoofing, which may deceive users into interacting with fake interface elements. This could potentially lead to phishing or social engineering attacks but does not indicate direct code execution or data compromise. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Users should update to Chrome version 149.0.7827.53 or later on iOS if available. Until confirmation of a fix, exercise caution when interacting with untrusted web content, especially pages requesting sign-in actions.
CVE-2026-11280: Insufficient validation of untrusted input in Google Chrome
Description
CVE-2026-11280 is a vulnerability in Google Chrome on iOS versions prior to 149. 0. 7827. 53. It involves insufficient validation of untrusted input in the Signin component, which allows a remote attacker to perform UI spoofing via a crafted HTML page. The Chromium security team has rated this issue as low severity. There is no CVSS score available for this vulnerability. No known exploits are reported in the wild. The vendor advisory linked does not explicitly confirm patch availability or remediation status.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability concerns improper input validation in the Signin functionality of Google Chrome on iOS before version 149.0.7827.53. An attacker can craft a malicious HTML page that triggers UI spoofing, potentially misleading users by displaying deceptive interface elements. The issue is classified as low severity by Chromium security. No detailed technical exploitation methods or impact beyond UI spoofing are provided. The vendor advisory link is available but does not specify patch or mitigation details.
Potential Impact
The impact is limited to UI spoofing, which may deceive users into interacting with fake interface elements. This could potentially lead to phishing or social engineering attacks but does not indicate direct code execution or data compromise. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Users should update to Chrome version 149.0.7827.53 or later on iOS if available. Until confirmation of a fix, exercise caution when interacting with untrusted web content, especially pages requesting sign-in actions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:11:13.918Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a220ee9e29bf47b50de397a
Added to database: 6/4/2026, 11:48:57 PM
Last enriched: 6/5/2026, 12:18:43 AM
Last updated: 6/5/2026, 4:59:23 AM
Views: 4
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