CVE-2026-8569
📛 CVE Title
CVE-2026-8569
Description
Out of bounds write in Codecs in Google Chrome on Mac prior to 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file. (Chromium security severity: Medium)
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Chrome
- CVSS severity
- high
- CVSS score
- 8.3 / 10
- CVSS vector
AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H- Effective score
- 8.3 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-787 - Reserved
- 2026-05-14
- Published
- 2026-05-14 21:52 UTC
- Last updated
- 2026-05-15 05:57 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8569.json
- Linked Threat
- CVE-2026-8569 — CVE-2026-8569
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 20:17:19 UTC
- NVD last modified
- 2026-05-21 17:09:04 UTC
- NVD CVSS v3.1
- 8.3 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H- Exploitability subscore
- 1.6 / 10
- Impact subscore
- 6.0 / 10
- EPSS score
- 0.0009 (probability of exploitation in next 30 days)
- EPSS percentile
- 25.68% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD / KEV / EPSS data refreshed 2026-05-25 06:16 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-2026-30386 - Assigner
- Chrome
- Published
- May 14, 2026, 7:52:32 PM
- Updated
- May 15, 2026, 3:57:22 AM
- EUVD base score (CVSS 3.1)
-
8.3 / 10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H - EUVD-reported EPSS
- 0.0900
- Vendors
- Products
-
Chrome (148.0.7778.168 <148.0.7778.168)
- Aliases
-
GHSA-m34r-5p3p-q822
ENISA description: Out of bounds write in Codecs in Google Chrome on Mac prior to 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file. (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:macos:-:*:*:*:*:*:*:*
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-2026-8569 rapid7:msrc.microsoft.com
- https://attackerkb.com/topics/CVE-2026-8569 rapid7:attackerkb.com
- http://cwe.mitre.org/data/definitions/787.html rapid7:cwe.mitre.org
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30386 rapid7:euvd.enisa.europa.eu
- https://www.first.org/epss/ tenable:www.first.org
- https://nvd.nist.gov/vuln/detail/CVE-2026-8569 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-8569 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/490229299 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:blog.qualys.com
With Qualys Policy Audit's out-of-the-box mitigation or Compensatory Controls, which reduce the risk of a vulnerability being exploited because the remediation ( fix / patch ) cannot be done immediately, these security controls are not recommended by any industry standards, such as CIS and DISA-STIG.
2026-05-23 20:51 UTC -
web:blogs.oracle.com
For more information about the Critical Patch Update program, see the security vulnerability remediation practices page located on the Oracle Trust Center.
2026-05-23 20:51 UTC -
web:cyberpress.org
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two actively exploited Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, issuing an urgent remediation directive for federal agencies with a due date of June 3, 2026 .
2026-05-23 20:51 UTC -
web:cyberscoop.com
Threats Microsoft addresses 137 vulnerabilities in May's Patch Tuesday, including 13 rated critical The high volume of vulnerabilities reflects a growing trend researchers have been anticipating as artificial intelligence models are deployed to find previously uncovered defects in code.
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:redmondmag.com
Microsoft this week released one of the largest Patch Tuesday bundles in its history, delivering fixes for 163 new Microsoft CVEs in a month that includes three zero-days and eight Critical-rated ...
2026-05-23 20:51 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's May 2026 Patch Tuesday, with security updates for 120 flaws and no zero-days disclosed this month.
2026-05-23 20:51 UTC -
web:www.notebookcheck.net
Microsoft April 2026 Patch Tuesday fixes 167 vulnerabilities, including an actively exploited SharePoint zero-day. Windows 11 KB5083769 and KB5082052 bring new builds and RDP security.
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:epatch.pa.gov
Why does PATCH exist? Its purpose is to better enable the public to obtain criminal history record checks. The repository was created and is maintained in accordance with Pennsylvania's Criminal History Information Act contained in Chapter 91 of Title 18, Crimes Code. This Act also directs the Pennsylvania State Police (PSP) to disseminate criminal history data to criminal justice agencies ...
2026-05-26 02:54 UTC -
web:finance.yahoo.com
Find the latest Comfort Systems USA, Inc. ( FIX ) stock quote, history, news and other vital information to help you with your stock trading and investing.
2026-05-26 02:54 UTC -
web:forums.ea.com
Broken and Updated Sims 4 Mods and CC: patch 1.124, May 12 and 21, 2026 About This Thread This thread tracks Sims 4 mods and CC that have been "broken" or made obsolete by game update 1.124, May 12, 2026 , and the May 21 hotfix, or declared unsupported by their creators.
2026-05-26 02:54 UTC -
web:patch.moe
Age Verification Are you 18 years or older? YES NO
2026-05-26 02:54 UTC -
web:patchnashville.com
Patch was born out of a love of children's fashion and classic yet modern gifting. The goal was to create a timeless yet modern boutique with a playful touch featuring children's clothing, gifts, & accessories. My hope is that you always find what you came for and feel as inspired by our collections as we are.
2026-05-26 02:54 UTC -
web:robertsspaceindustries.com
Hi Everyone! Time again for another Hotfix Central thread to keep you all up to date on things going on outside of the normal patch cycle in SC Alpha 4.8 LIVE! This will be a living document of...
2026-05-26 02:54 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 02:54 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 02:54 UTC -
web:www.romhacking.net
Add temporary header() Patch file: Apply patch Original ROM: Modified ROM: Patch type: IPS BPS PPF UPS APS RUP Create patch Settings Rom Patcher JS v2.9 by Marc Robledo See on GitHub Donate Language English Français Deutsch Italiano Español Nederlands Svenska Català Valencià Português Brasileiro Russian 日本語 中文（简体） 中文 ...
2026-05-26 02:54 UTC
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2026-8569.json.
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-8569",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-14T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-15T03:57:22.267Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Chrome",
"vendor": "Google",
"versions": [
{
"lessThan": "148.0.7778.168",
"status": "affected",
"version": "148.0.7778.168",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Out of bounds write in Codecs in Google Chrome on Mac prior to 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file. (Chromium security severity: Medium)"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-787",
"description": "Out of bounds write",
"lang": "en"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-14T19:52:32.577Z",
"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
"shortName": "Chrome"
},
"references": [
{
"url": "https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html"
},
{
"url": "https://issues.chromium.org/issues/490229299"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
"assignerShortName": "Chrome",
"cveId": "CVE-2026-8569",
"datePublished": "2026-05-14T19:52:32.577Z",
"dateReserved": "2026-05-14T05:40:24.317Z",
"dateUpdated": "2026-05-15T03:57:22.267Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}