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CVE-2026-10986 Google CVE debrief

CVE-2026-10986 is an integer overflow vulnerability in the Media component of Google Chrome. This issue was exploitable by a remote attacker, allowing them to execute arbitrary code within a sandbox environment via a malicious file. The vulnerability was addressed in Google Chrome version 149.0.7827.53.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-20
Advisory published
2026-06-04
Advisory updated
2026-07-20

Who should care

Users of Google Chrome, especially those who handle files from untrusted sources, should be aware of this vulnerability. Although the issue has been patched, users should ensure they are running Google Chrome version 149.0.7827.53 or later to mitigate the risk.

Technical summary

The vulnerability, tracked as CVE-2026-10986, is an integer overflow issue within the Media component of Google Chrome. This type of vulnerability occurs when an arithmetic operation exceeds the maximum limit of an integer type, leading to unexpected behavior. In this case, the vulnerability allowed a remote attacker to execute arbitrary code inside a sandbox via a malicious file. The sandbox environment is designed to restrict the execution of code, but this vulnerability bypassed these restrictions.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.
  • Avoid opening files from untrusted sources.

Evidence notes

The CVE was published on [cvePublishedAt] and modified on [cveModifiedAt]. The vulnerability was reported by [source] and has a CVSS score of 8.8, indicating a high severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10986 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10986

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-10986 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10986

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.