Page generated: 11 Nov 2026, 03:17 UTC
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CVE-2026-11645

Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS 8.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.3/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.8: +1.32
  • Fresh EPSS: 2.44%: +0.01

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 25 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Help Net Security
Press · 09 Sep 2026, 07:00 · Google fixes yet another actively exploited Chrome zero-day (CVE-2026-87491) - Help Net Security
The Hacker News
Press · 09 Sep 2026, 07:00 · Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox - The Hacker News
The News International
Press · 09 Sep 2026, 07:00 · Google fixes Chrome security flaw already being used against users - The News International
Help Net Security
Press · 04 Sep 2026, 07:00 · Google patches actively exploited Chrome zero-day (CVE-2026-85046) - Help Net Security
The Hacker News
Press · 04 Sep 2026, 07:00 · Google Releases Chrome Update to Patch Actively Exploited V8 Zero-Day - The Hacker News
See all 25 source documents
Recorded Future
Press · 10 Jul 2026, 07:00 · June 2026 CVE Landscape - Recorded Future
Rescana
Press · 01 Jul 2026, 07:00 · Active Exploitation Alert: Google Chrome 151 Security Update Fixes 382 Vulnerabilities, Including Actively Exploited CVE-2026-11645 - Rescana
Hong Kong Computer Emergency Response Team Coordination Centre
Press · 16 Jun 2026, 07:00 · Microsoft Edge Multiple Vulnerabilities - Hong Kong Computer Emergency Response Team Coordination Centre
The Hacker News
Press · 15 Jun 2026, 07:00 · ⚡ Weekly Recap: Chrome 0-Day, UniFi Exploits, macOS Stealers, VPN Flaw and More - The Hacker News
Rescana
Press · 14 Jun 2026, 07:00 · Active Exploitation Alert: Google Chrome 149 Critical Vulnerabilities Patched Amid Ongoing CVE-2026-11645 Attacks - Rescana
The Hacker News
Press · 10 Jun 2026, 07:00 · CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation - The Hacker News
Security Affairs
Press · 09 Jun 2026, 07:00 · Google fixes the fifth actively exploited Chrome zero-day of 2026 - Security Affairs
BleepingComputer
Press · 09 Jun 2026, 07:00 · Google patches new Chrome zero-day flaw exploited in the wild - BleepingComputer
SC Media
Press · 09 Jun 2026, 07:00 · Google releases emergency update for fifth Chrome zero-day exploited in the wild this year - SC Media
Malwarebytes
Press · 09 Jun 2026, 07:00 · Update Chrome: Google patches actively exploited vulnerability and 73 others - Malwarebytes
The Hacker News
Press · 09 Jun 2026, 07:00 · Chrome V8 Zero-Day CVE-2026-11645 Exploited in the Wild - Patch Now - The Hacker News
Pasquale Pillitteri
Press · 09 Jun 2026, 07:00 · Chrome Zero-Day CVE-2026-11645 Exploited: Update Now - Pasquale Pillitteri
Infosecurity Magazine
Press · 09 Jun 2026, 07:00 · Google Releases Patch for Chrome Vulnerability Exploited in the Wild - Infosecurity Magazine
Help Net Security
Press · 09 Jun 2026, 07:00 · Google patches Chrome zero-day exploited in the wild (CVE-2026-11645) - Help Net Security
SecurityWeek
Press · 09 Jun 2026, 07:00 · Google Patches 5th Chrome Zero-Day Exploited in 2026 - SecurityWeek
Hong Kong Computer Emergency Response Team Coordination Centre
Press · 09 Jun 2026, 07:00 · Google Chrome Multiple Vulnerabilities - Hong Kong Computer Emergency Response Team Coordination Centre
LinkedIn
Press · 09 Jun 2026, 07:00 · Google Rushes Out Emergency Chrome Update To Fix Fifth Actively Exploited Zero-Day of 2026 - LinkedIn
SOC Prime
Press · 09 Jun 2026, 07:00 · CVE-2026-11645: Chrome Zero-Day in V8 - SOC Prime
CyberSecurityNews
Press · 09 Jun 2026, 07:00 · Google Chrome 0-Day Vulnerability Exploited in the Wild — Update Now - CyberSecurityNews
HotHardware
Press · 09 Jun 2026, 07:00 · Chrome Users Need To Update Now As Google Patches Another Active Zero-Day - HotHardware

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.3 (2026-11-02 15:14). The curve appears once the score changes.

Public exploit evidence

2

Public exploit entries / repo candidates

See 2 repos with metrics
RepositoryStarsForksLanguageUpdated
fevar54/CVE-2026-11645-Out-of-bounds-Read-Write34—10 Jun 2026, 15:06
emlinhax/CVE-2026-11645-poc00JavaScript21 Oct 2026, 10:23
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 8.8; EPSS 2.4%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:55.835577+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
08 Jun 2026, 23:27
Added to the CISA KEV catalog
09 Jun 2026, 00:00
First press mention
09 Jun 2026, 07:00
Latest press mention
09 Sep 2026, 07:00
Score calculated
05 Nov 2026, 13:59
PoCs on GitHub
2 repositories