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Use-after-free in Google Chrome Digital Credentials on Mac

IdentifiersCVE-2026-13026CWE-416

CVE-2026-13026 is a high-severity use-after-free vulnerability in the Digital Credentials component of Google Chrome on Mac. According to the provided content, the flaw affects Chrome versions prior to 149.0.7827.197 on macOS and can be triggered by a remote attacker via a crafted HTML page. The vulnerability results in a stale pointer or freed object being reused, leading to heap corruption in the browser process or a related component handling Digital Credentials.

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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 may allow a remote attacker to trigger heap corruption in affected Chrome for Mac installations by convincing a target to load a crafted HTML page. The provided content states this could potentially be exploited for browser compromise; as with similar Chrome use-after-free conditions, plausible outcomes include denial of service via crash and potentially arbitrary code execution, although the specific post-corruption exploit path is not disclosed in the provided material.

Mitigation

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

If immediate patching is not possible, reduce exposure by limiting use of untrusted or attacker-controlled web content on affected macOS Chrome installations, especially arbitrary HTML pages from external sources. Apply standard browser hardening and restrict browsing from sensitive systems until the update is deployed. No specific vendor workaround beyond updating was provided in the supplied content.

Remediation

Patch, then assume compromise.

Upgrade Google Chrome on Mac to version 149.0.7827.197 or later. For Chromium-based downstream products, apply the corresponding vendor patches once available. Ensure enterprise-managed macOS fleets are updated to a fixed build and verify that vulnerable pre-149.0.7827.197 versions are no longer in use.
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
DebianChromiumapplication
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 activity1

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

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-13026
NVD
nvd.nist.gov/vuln/detail/CVE-2026-13026
MITRE CWE · CWE-416
cwe.mitre.org