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High

Out-of-bounds read in Google Chrome DevTools

IdentifiersCVE-2026-11279CWE-125· Out-of-bounds Read

CVE-2026-11279 is an out-of-bounds read vulnerability in DevTools in Google Chrome affecting versions prior to 149.0.7827.53. According to the provided advisory text, a remote attacker can trigger the flaw using a crafted HTML page, leading to arbitrary code execution inside the Chrome sandbox. The available information identifies the bug class as an out-of-bounds read but does not provide the specific vulnerable function or code path within DevTools.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation may allow a remote attacker to achieve arbitrary code execution within the browser sandbox in the context of the affected Chrome process. The supplied CVSS vector and advisory text indicate potential high impact to confidentiality, integrity, and availability within that sandboxed context. The provided Debian advisory also notes that Chromium vulnerabilities in this update set could lead to arbitrary code execution, denial of service, or information disclosure, but for this specific CVE the directly stated impact is code execution inside the sandbox.

Mitigation

If you can’t patch tonight, do this now.

No specific workaround or temporary mitigation is provided in the supplied content. If immediate patching is not possible, reducing exposure to untrusted web content and restricting use of DevTools-related browsing workflows may reduce risk, but the authoritative remediation in the provided advisories is to upgrade to a fixed version.

Remediation

Patch, then assume compromise.

Upgrade Google Chrome to version 149.0.7827.53 or later. For Debian Chromium packages, upgrade to the fixed distribution version identified in the advisory, including 149.0.7827.53-1~deb12u1 for bookworm and 149.0.7827.53-1~deb13u1 for trixie.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
GoogleChromeapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

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Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity3

Community discussion across Reddit, Mastodon, and other social sources.