CVE-2026-7999Network attack vector

Process-memory disclosure via crafted HTML page

Published May 6, 2026 · Updated May 6, 2026

Information disclosure in Google Chrome before 148.0.7778.96 allows remote attackers to read process memory via a crafted HTML page. Google has not disclosed which V8 operation mishandles attacker-controlled page content, but the flaw exposes bytes from the browser process. A target must open the crafted page; the published impact is limited to memory disclosure, with no reported data modification or service interruption.

CVSS severity4.3
Medium
EPSS probability0.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Google Chrome before 148.0.7778.96 allows remote attackers to read process memory via a crafted HTML page. Google has not disclosed which V8 operation mishandles attacker-controlled page content, but the flaw exposes bytes from the browser process. A target must open the crafted page; the published impact is limited to memory disclosure, with no reported data modification or service interruption.

The record

CVE
CVE-2026-7999
Published
May 6, 2026
Updated
May 6, 2026
Vendor
Go standard library
Product
Google Chrome
Classifications
CWE-200, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 6, 2026CVE publishedPublication date reported by the CVE source.
  2. May 6, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=148.0.7778.96 <148.0.7778.96

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Go standard library · Google Chromeversion=148.0.7778.96 <148.0.7778.96

Published CVSS scores

4.3CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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