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High

Use-after-free in WebRTC in Google Chrome on Linux

IdentifiersCVE-2026-11074CWE-416· Use After Free

CVE-2026-11074 is a use-after-free vulnerability in the WebRTC component of Google Chrome on Linux affecting versions prior to 149.0.7827.53. According to the provided content, a remote attacker can trigger the flaw by getting a target to load a crafted HTML page in a vulnerable browser. Successful exploitation may result in arbitrary code execution. The Chromium security severity is listed as Medium.

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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 can allow a remote attacker to execute arbitrary code in the context of the affected Chrome process on Linux. The provided CVSS v3.1 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) indicates high potential impact to confidentiality, integrity, and availability, contingent on user interaction.

Mitigation

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

No specific workaround or temporary mitigation is provided in the supplied content. In the absence of a patch, reducing exposure would require limiting use of untrusted web content and restricting browser access to attacker-controlled pages, but the documented vendor recommendation is to upgrade to a fixed version.

Remediation

Patch, then assume compromise.

Upgrade Google Chrome on Linux to version 149.0.7827.53 or later. For Debian chromium packages, upgrade to the vendor-fixed builds identified in the advisory, including 149.0.7827.53-1~deb12u1 for bookworm (oldstable) or 149.0.7827.53-1~deb13u1 for trixie (stable), as applicable.
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

Query your assets running an affected version, and investigate the blast radius.

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 activity2

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