Skip to main content
Mallory
Back to vulnerabilities
High

Use-after-free in Google Chrome TabStrip

IdentifiersCVE-2026-11262CWE-416· Use After Free

CVE-2026-11262 is a use-after-free vulnerability in the TabStrip component of Google Chrome. It affects Google Chrome versions prior to 149.0.7827.53. According to the provided content, a remote attacker can trigger the flaw by causing a target to load a crafted HTML page, leading to memory corruption and potentially arbitrary code execution in the context of the Chrome process.

Share:
For your environment

Are you exposed to this one?

Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.

Start free trial
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 remote arbitrary code execution. The provided CVSS v3.1 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) indicates network-reachable exploitation with no privileges required but with user interaction, and high potential impact to confidentiality, integrity, and availability. Depending on runtime conditions, exploitation could also plausibly result in browser process compromise or a crash/denial of service.

Mitigation

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

No specific workaround or temporary mitigation is provided in the supplied content. The primary mitigation is to apply the vendor update. As a temporary risk-reduction measure, limit exposure to untrusted web content until patched, since exploitation requires visiting a crafted HTML page.

Remediation

Patch, then assume compromise.

Upgrade Google Chrome to version 149.0.7827.53 or later. For Debian chromium packages, upgrade to the vendor-fixed builds identified in the advisory: 149.0.7827.53-1~deb12u1 for bookworm (oldstable) or 149.0.7827.53-1~deb13u1 for trixie (stable). Apply the latest vendor security updates for Chromium/Chrome-based deployments.
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

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

4 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.
Start free trial
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 activity3

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

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-11262
NVD
nvd.nist.gov/vuln/detail/CVE-2026-11262
MITRE CWE · CWE-416
Use After Free
Vendor Advisory
chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html
Permissions Required
issues.chromium.org/issues/499386363