CVE-2026-5884: Insufficient validation of untrusted input in Google Chrome
Insufficient validation of untrusted input in Media in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
AI Analysis
Technical Summary
This vulnerability in Google Chrome's Media component arises from insufficient validation of untrusted input, enabling a remote attacker with renderer process access to execute arbitrary code inside the sandbox environment. It affects versions prior to 147.0.7727.55. The CVSS 3.1 score of 8.8 reflects high impact across confidentiality, integrity, and availability. The issue was publicly disclosed on April 8, 2026, and Google has released a stable channel update to remediate the vulnerability.
Potential Impact
Successful exploitation allows arbitrary code execution within the sandboxed renderer process, potentially compromising browser security and user data confidentiality, integrity, and availability. The high CVSS score (8.8) confirms the critical nature of this impact. No known active exploits have been reported.
Mitigation Recommendations
Google has released an official stable channel update for Chrome version 147.0.7727.55 that addresses this vulnerability. Users and administrators should apply this update promptly to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are specified or required beyond applying the update.
CVE-2026-5884: Insufficient validation of untrusted input in Google Chrome
Description
Insufficient validation of untrusted input in Media in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's Media component arises from insufficient validation of untrusted input, enabling a remote attacker with renderer process access to execute arbitrary code inside the sandbox environment. It affects versions prior to 147.0.7727.55. The CVSS 3.1 score of 8.8 reflects high impact across confidentiality, integrity, and availability. The issue was publicly disclosed on April 8, 2026, and Google has released a stable channel update to remediate the vulnerability.
Potential Impact
Successful exploitation allows arbitrary code execution within the sandboxed renderer process, potentially compromising browser security and user data confidentiality, integrity, and availability. The high CVSS score (8.8) confirms the critical nature of this impact. No known active exploits have been reported.
Mitigation Recommendations
Google has released an official stable channel update for Chrome version 147.0.7727.55 that addresses this vulnerability. Users and administrators should apply this update promptly to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are specified or required beyond applying the update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-04-08T19:34:38.433Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 69d6ca3b1cc7ad14dab3cc6f
Added to database: 4/8/2026, 9:35:55 PM
Last enriched: 4/16/2026, 11:56:51 AM
Last updated: 5/24/2026, 12:28:40 AM
Views: 47
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