CVE-2026-8585
📛 CVE Title
CVE-2026-8585
Description
Inappropriate implementation in Media in Google Chrome on iOS prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Chrome
- CVSS severity
- high
- CVSS score
- 7.5 / 10
- CVSS vector
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H- Effective score
- 7.5 / 10 HIGH source: CNA overview
- CWE(s)
- —
- Reserved
- 2026-05-14
- Published
- 2026-05-14 21:52 UTC
- Last updated
- 2026-05-15 15:41 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8585.json
- Linked Threat
- CVE-2026-8585 — CVE-2026-8585
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
- 2026-05-14 20:17:20 UTC
- NVD last modified
- 2026-05-19 16:30:24 UTC
- NVD CVSS v3.1
- 7.5 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H- Exploitability subscore
- 1.6 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0010 (probability of exploitation in next 30 days)
- EPSS percentile
- 26.41% 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 06:08 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-2026-30403 - Assigner
- Chrome
- Published
- May 14, 2026, 7:52:44 PM
- Updated
- May 15, 2026, 1:41:00 PM
- EUVD base score (CVSS 3.1)
-
7.5 / 10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.1000
- Vendors
- Products
-
Chrome (148.0.7778.168 <148.0.7778.168)
- Aliases
-
GHSA-jwm6-pr74-mmpq
ENISA description: Inappropriate implementation in Media in Google Chrome on iOS prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)
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 2026-07-28 03:00 UTC (source: CVRF).
- Release
- 2026-May
Microsoft remediations / KB articles (2)
- Release Notes — Vendor Fix / Security Update (fixed build 148.0.3967.70)
- 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 |
|---|---|---|
| 148.0.3967.70 | 05/15/2026 | 148.0.7778.168 |
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Chrome |
148.0.7778.168 (affected)
|
— |
Affected products — CPE 2.3 (2) 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:iphone_os:-:*:*:*:*:*:*:*
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-2026-8585 rapid7:msrc.microsoft.com
- https://attackerkb.com/topics/CVE-2026-8585 rapid7:attackerkb.com
- http://cwe.mitre.org/data/definitions/693.html rapid7:cwe.mitre.org
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30403 rapid7:euvd.enisa.europa.eu
- https://www.first.org/epss/ tenable:www.first.org
- https://nvd.nist.gov/vuln/detail/CVE-2026-8585 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-8585 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_12.html chrome-cve-admin@google.com Vendor Advisory
- https://issues.chromium.org/issues/499052720 chrome-cve-admin@google.com Permissions Required
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cybersecuritynews.com
No patch has been released yet; Microsoft has instead issued a multi-step manual mitigation guide while a formal security update is prepared. Windows BitLocker Security Bypass The vulnerability originates in WinRE's handling of the BootExecute registry value under HKLM\ControlSet001\Control\Session Manager.
2026-05-23 20:51 UTC -
web:m365admin.handsontek.net
Microsoft has updated the mitigation guidance in CVE - 2026 -45585, a Windows BitLocker security feature bypass vulnerability. The updated guidance replaces previously documented manual mitigation steps with a script that helps reduce exposure while a future security update is developed to address this vulnerability. Note that a limited set of Windows versions are affected: Windows 11, versions ...
2026-05-23 20:51 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-05-23 20:51 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 20:51 UTC -
web:pupuweb.com
Microsoft has updated the mitigation guidance in CVE - 2026 -45585, a Windows BitLocker security feature bypass vulnerability. The updated guidance replaces previously documented manual mitigation steps with a script that helps reduce exposure while a future security update is developed to address this vulnerability.
2026-05-23 20:51 UTC -
web:www.computerworld.com
Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...
2026-05-23 20:51 UTC -
web:www.linkedin.com
Microsoft Security Response Center has issued an emergency mitigation for a newly disclosed BitLocker bypass vulnerability known as "YellowKey," after security researchers publicly released ...
2026-05-23 20:51 UTC -
web:www.msn.com
Original story: Microsoft has released an emergency patch for a vulnerability in the company's Office programs that's already being exploited by hackers.
2026-05-23 20:51 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 20:51 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 20:51 UTC -
web:aviatrix.ai
Microsoft addresses the YellowKey vulnerability ( CVE - 2026 -45585) that allows physical bypass of BitLocker encryption in Windows 11 and Server 2025.
2026-05-26 02:53 UTC -
web:github.com
Microsoft is aware of a security feature bypass vulnerability in Windows publicly referred to as "YellowKey". The proof of concept for this vulnerability has been made public violating coordinated vulnerability best practices. We are issuing this CVE to provide mitigation guidance that can be implemented to protect against this vulnerability until the security update is made available ...
2026-05-26 02:53 UTC -
web:thehackernews.com
Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE - 2026 -45585, carries a CVSS score of 6.8.
2026-05-26 02:53 UTC -
web:windowsreport.com
The newly exposed Windows security flaw, dubbed "YellowKey," has become a major headache for Microsoft. After the exploit details leaked publicly alongside a working proof-of-concept, the company has now rushed out official mitigation guidance while it prepares a permanent fix . The vulnerability reportedly targets BitLocker-protected systems and could allow attackers direct access to ...
2026-05-26 02:53 UTC -
web:www.computerworld.com
Microsoft says it is considering a patch for a zero-day vulnerability, dubbed YellowKey, that allows attackers with access to a Windows device to bypass Bitlocker encryption protection and read ...
2026-05-26 02:53 UTC -
web:www.penligent.ai
CVE - 2026 -45585 YellowKey is a public BitLocker bypass PoC against Windows Recovery Environment. Here is what defenders need to know about impact, scope, mitigation , TPM+PIN, detection limits, and safe validation.
2026-05-26 02:53 UTC -
web:www.securityweek.com
Microsoft has announced mitigations for CVE - 2026 -45585, a BitLocker bypass triggered via FsTx in Windows Recovery.
2026-05-26 02:53 UTC -
web:www.techrepublic.com
Microsoft has released a temporary mitigation for YellowKey, a Windows zero-day that can reportedly bypass BitLocker protections.
2026-05-26 02:53 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-8585.json.
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