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High

Use-after-free in WebRTC in Google Chrome

IdentifiersCVE-2026-8016CWE-416· Use After Free

CVE-2026-8016 is a use-after-free vulnerability in WebRTC in Google Chrome affecting versions prior to 148.0.7778.96. According to the provided content, the flaw can be triggered by a remote attacker through a crafted HTML page, leading to arbitrary code execution within the Chrome renderer sandbox. The issue is classified as CWE-416 and was assigned Chromium security severity Low.

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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 allows a remote attacker to achieve arbitrary code execution inside the Chrome sandboxed process. Based on the provided CVSS vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H), exploitation may result in significant impact to confidentiality, integrity, and availability within the compromised sandboxed context, but the provided content does not indicate a sandbox escape or full system compromise by itself.

Mitigation

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

Until patching is completed, reduce exposure by limiting use of untrusted web content, especially pages that may exercise WebRTC functionality. Enterprise defenders may consider restricting or disabling WebRTC where operationally feasible, and using browser sandboxing, site isolation, and exploit mitigations already provided by Chrome and the host OS. However, the primary mitigation is to upgrade to a fixed version.

Remediation

Patch, then assume compromise.

Update Google Chrome to version 148.0.7778.96 or later, as the vulnerability affects versions prior to 148.0.7778.96. Apply the vendor-provided stable channel update referenced in the Chrome Releases advisory.
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.

ACTIVITY FEED

Recent activity

6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

6 SOURCESView more in app
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.
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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 activity5

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

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-8016
NVD
nvd.nist.gov/vuln/detail/CVE-2026-8016
MITRE CWE · CWE-416
Use After Free
Vendor Advisory
chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
Permissions Required
issues.chromium.org/issues/497695401