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Mallory
High

Use-after-free in WebRTC in Google Chrome

IdentifiersCVE-2026-7987CWE-416· Use After Free

CVE-2026-7987 is a use-after-free vulnerability in the WebRTC component of 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 sandbox. The available information identifies the bug class as CWE-416 but does not provide the specific vulnerable function or code path.

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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 execute arbitrary code in the context of the Chrome renderer sandbox. 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, although execution is described as occurring inside the sandbox rather than as a full sandbox escape.

Mitigation

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

Apply the vendor update as soon as possible. Until patching is completed, reduce exposure by limiting use of untrusted websites and crafted web content, since exploitation requires a user to load a malicious HTML page. No additional vendor-specific mitigations are provided in the supplied content.

Remediation

Patch, then assume compromise.

Update Google Chrome to version 148.0.7778.96 or later. The provided content states that versions prior to 148.0.7778.96 are affected.
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.