CVE-2026-13858: Out of bounds read in Google Chrome
Out of bounds read in FFmpeg in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted video file. (Chromium security severity: Medium)
AI Analysis
Technical Summary
CVE-2026-13858 is an out of bounds read vulnerability in the FFmpeg library integrated into Google Chrome before version 150.0.7871.47. A remote attacker can exploit this by delivering a specially crafted video file, causing Chrome to read memory beyond allocated buffers. This may lead to disclosure of sensitive information from the process memory space. The vulnerability has a CVSS 3.1 base score of 6.5, reflecting medium severity with high confidentiality impact but no impact on integrity or availability. The vulnerability is addressed in Chrome version 150.0.7871.47.
Potential Impact
Successful exploitation can result in unauthorized disclosure of potentially sensitive information from Chrome's process memory. There is no impact on data integrity or system availability. No known active exploitation has been reported.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.47 or later, where this vulnerability is fixed. Patch status is not explicitly stated in the advisory, but the presence of a fixed version indicates an official fix is available. No additional mitigations are specified by the vendor.
CVE-2026-13858: Out of bounds read in Google Chrome
Description
Out of bounds read in FFmpeg in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted video file. (Chromium security severity: Medium)
CVSS v3.1
Score 6.5medium
Affected software
Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-13858 is an out of bounds read vulnerability in the FFmpeg library integrated into Google Chrome before version 150.0.7871.47. A remote attacker can exploit this by delivering a specially crafted video file, causing Chrome to read memory beyond allocated buffers. This may lead to disclosure of sensitive information from the process memory space. The vulnerability has a CVSS 3.1 base score of 6.5, reflecting medium severity with high confidentiality impact but no impact on integrity or availability. The vulnerability is addressed in Chrome version 150.0.7871.47.
Potential Impact
Successful exploitation can result in unauthorized disclosure of potentially sensitive information from Chrome's process memory. There is no impact on data integrity or system availability. No known active exploitation has been reported.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.47 or later, where this vulnerability is fixed. Patch status is not explicitly stated in the advisory, but the presence of a fixed version indicates an official fix is available. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-29T23:03:35.374Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html","vendor":"Google"}]
Threat ID: 6a444c1827e9c7971985caaf
Added to database: 06/30/2026, 23:07:04 UTC
Last enriched: 07/01/2026, 03:52:41 UTC
Last updated: 08/13/2026, 12:41:08 UTC
Views: 239
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.