HOMEVULNERABILITIESCVE-2026-8512
HIGH

CVE-2026-8512

CWE-416Published: May 14, 2026· Updated: May 18, 2026

8.3
CVSS v3.1
EPSS:0.07%probability of exploitation in 30 daysPercentile:20.7th

Official Description

Use after free in FileSystem in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

NVD Source

Technical Analysis

CVE-2026-8512 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.3.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-416): Use-after-free vulnerabilities involve accessing memory after it has been freed, often enabling arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionRequired
ScopeChanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected Vendors & Products

Apple1 product
macos
Google1 product
chrome
Linux1 product
linux kernel
Microsoft1 product
windows
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2026-8512
CVSS Score8.3 / 10
SeverityHIGH
WeaknessCWE-416
CISA KEVNo
EPSS (30d)0.07%
Affected4 vendors
PublishedMay 14, 2026

Related CVEs (CWE-416)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-8512 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
CVE-2026-8512 — CVSS 8.3 HIGH | CTIWATCH.COM