CVE-2026-8018
📛 CVE Title
CVE-2026-8018
Description
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low)
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Chrome
- CVSS severity
- high
- CVSS score
- 8.1 / 10
- CVSS vector
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Effective score
- 8.1 / 10 HIGH source: CNA overview
- CWE(s)
- —
- Reserved
- 2026-05-06
- Published
- 2026-05-06 20:13 UTC
- Last updated
- 2026-05-08 21:36 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8018.json
- Linked Threat
- CVE-2026-8018 — CVE-2026-8018
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-06 19:16:52 UTC
- NVD last modified
- 2026-05-08 20:16:33 UTC
- NVD CVSS v3.1
- 8.1 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 2.2 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0005 (probability of exploitation in next 30 days)
- EPSS percentile
- 15.53% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD-assigned CWE(s):
CWE-693
(differs from the CNA list above)
NVD / KEV / EPSS data refreshed 2026-05-25 06:25 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-28139 - Assigner
- Chrome
- Published
- May 6, 2026, 6:13:14 PM
- Updated
- May 8, 2026, 7:36:40 PM
- EUVD base score (CVSS 3.1)
-
8.1 / 10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.0500
- Vendors
- Products
-
Chrome (148.0.7778.96 <148.0.7778.96)
ENISA description: Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low)
Microsoft Security Response Center MSRC
Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-08-11 02:04 UTC (source: CVRF).
- Release
- 2026-May
Microsoft remediations / KB articles (2)
- Release Notes — Vendor Fix / Security Update (fixed build 148.0.3967.54)
- https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security — None Available / Release Notes
Microsoft FAQ (2)
Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
- In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
- Click on Help and Feedback
- Click on About Microsoft Edge
What is the version information for this release?
| Microsoft Edge Version | Date Released | Based on Chromium Version |
|---|---|---|
| 148.0.3967.54 | 05/07/2026 | 148.0.7778.97 |
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Chrome |
148.0.7778.96 (affected)
|
— |
Affected products — CPE 2.3 (4) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
MITRE references (2) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
Web references (8)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- None Available msrc
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-8018 rapid7:msrc.microsoft.com
- https://attackerkb.com/topics/CVE-2026-8018 rapid7:attackerkb.com
- http://cwe.mitre.org/data/definitions/693.html rapid7:cwe.mitre.org
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-28139 rapid7:euvd.enisa.europa.eu
- https://www.first.org/epss/ tenable:www.first.org
- https://nvd.nist.gov/vuln/detail/CVE-2026-8018 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-8018 tenable:www.cve.org
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html chrome-cve-admin@google.com Release NotesVendor Advisory
- https://issues.chromium.org/issues/498292657 chrome-cve-admin@google.com Permissions Required
Remediations (19)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cybersecuritynews.com
Microsoft has released its April 2026 Patch Tuesday security update, addressing 168 vulnerabilities across its product portfolio including one actively exploited zero-day and one publicly disclosed flaw that organizations must prioritize immediately.
2026-05-23 21:09 UTC -
web:dailysecurityreview.com
Cisco confirmed active exploitation of CVE - 2026 -20182, a CVSS 10.0 authentication bypass in SD-WAN, as CISA gave federal agencies three days to patch .
2026-05-23 21:09 UTC -
web:federalnewsnetwork.com
CISA's latest emergency directive tells agencies to immediately patch critical vulnerabilities in Cisco networking devices.
2026-05-23 21:09 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-23 21:09 UTC -
web:www.cisa.gov
Although BOD 22-01 only applies to FCEB agencies, CISA strongly urges all organizations to reduce their exposure to cyberattacks by prioritizing timely remediation of KEV Catalog vulnerabilities as part of their vulnerability management practice. CISA will continue to add vulnerabilities to the catalog that meet the specified criteria.
2026-05-23 21:09 UTC -
web:www.crowdstrike.com
Microsoft's February 2026 Patch Tuesday addresses 59 CVEs , featuring six exploited vulnerabilities, three of which were publicly known, and five Critical vulnerabilities.
2026-05-23 21:09 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-23 21:09 UTC -
web:www.securityweek.com
Cisco has patched yet another critical SD-WAN zero-day vulnerability, the sixth SD-WAN flaw whose exploitation came to light in 2026 .
2026-05-23 21:09 UTC -
web:www.tenable.com
CVE - 2026 -20182 is a critical auth bypass in Cisco SD-WAN under active exploitation. CISA issued Emergency Directive 26-03 with a 3-day deadline.
2026-05-23 21:09 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-23 21:09 UTC -
web:blog.qualys.com
Starting the year on a security-first note, Microsoft's January 2026 Patch Tuesday resolves several vulnerabilities that could impact enterprise environments. Here's a quick breakdown of what you need…
2026-05-26 02:49 UTC -
web:cyberpress.org
Mitigation Under Binding Operational Directive (BOD) 22-01, all federal civilian executive branch (FCEB) agencies are mandated to apply vendor-provided mitigations by June 3, 2026 , or discontinue use of the affected product if patches are unavailable. CISA's guidance explicitly extends to cloud-hosted environments leveraging Microsoft Defender.
2026-05-26 02:49 UTC -
web:learn.microsoft.com
January 2026 Security Updates This release consists of the following 112 Microsoft CVEs : Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? Mitigations ? Windows Deployment Services CVE - 2026 -0386 SQL Server CVE - 2026 -20803 Windows Hello…
2026-05-26 02:49 UTC -
web:threatprotect.qualys.com
Zero-day Vulnerabilities Patched in April Patch Tuesday Edition CVE - 2026 -33825: Microsoft Defender Elevation of Privilege Vulnerability Microsoft Defender is a comprehensive, AI-powered security suite that provides malware protection, phishing detection, and web protection for individuals and businesses.
2026-05-26 02:49 UTC -
web:windowsreport.com
Microsoft has released its May 2026 Patch Tuesday updates for Windows 11 and Windows 10, shipping as KB5089549 and KB5087544. The updates include fixes for more than 130 security vulnerabilities across Windows, Office, SharePoint, DNS components, and core system services, as Bleeping Computer writes. While no publicly disclosed zero-day vulnerabilities were reported this month, the […]
2026-05-26 02:49 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.
2026-05-26 02:49 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 130 vulnerabilities, including 30 critical, in its May 2026 Patch Tuesday rollout.
2026-05-26 02:49 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-05-26 02:49 UTC -
web:www.forbes.com
Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.
2026-05-26 02:49 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-8018.json.
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
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