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High

Use-After-Free in Google Chrome Mobile on iOS

IdentifiersCVE-2026-7897CWE-416· Use After Free

CVE-2026-7897 is a critical use-after-free vulnerability in the Mobile component of Google Chrome on iOS prior to version 148.0.7778.96. According to the provided content, a remote attacker can trigger the flaw by serving a crafted HTML page and convincing the user to perform specific UI gestures. The vulnerability is a memory-lifecycle error in which freed memory is subsequently reused, creating a memory corruption condition that can be leveraged to execute arbitrary code. Google reported the issue internally in April 2026.

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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 lead to arbitrary code execution in the context of the affected Chrome process on iOS. As a critical memory corruption issue, it may enable compromise of browser integrity and potentially broader device compromise depending on runtime constraints and platform protections. The provided content does not indicate active exploitation at the time of release.

Mitigation

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

If immediate patching is not possible, reduce exposure by avoiding untrusted links and websites, especially HTML content from unknown sources, and by limiting opportunities for attackers to induce the required UI interactions. Enterprise defenders should prioritize rapid browser updates and monitor for corresponding fixes in Chromium-derived environments where applicable. The provided content does not describe any complete workaround short of updating.

Remediation

Patch, then assume compromise.

Upgrade Google Chrome on iOS to version 148.0.7778.96 or later. The issue is fixed in Chrome 148, and users and administrators should apply the vendor update immediately.
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.
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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 activity2

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

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-7897
NVD
nvd.nist.gov/vuln/detail/CVE-2026-7897
MITRE CWE · CWE-416
Use After Free
Vendor Advisory
chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
Issue Tracking
issues.chromium.org/issues/504069514