CVE-2026-6299

⚠️ high

Summary

Use after free in Prerender in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

CVSS Score

8.8

High

EPSS Score

0.0

Exploit Probability

Published Date

2026-04-15

First Seen: 2026-04-20

📊 Relative Risk Intelligence

This CVE is High Risk - more severe than 81.1% of all 318,071 vulnerabilities in our database.

#60,199

Top 25% most severe

Severity Percentile

🎯 CISA SSVC Assessment Updated: Apr 15, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Total

Complete system compromise possible

SSVC data provided by CISA

Last Modified 2026-04-17

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE IDs (Weakness Types)

CWE-416

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
google	chrome	Affected	< 147.0.7727.101

🔗 References 2

https://chromereleases.googleblog.com/2026/04/stable...

Release Notes Vendor Advisory

https://issues.chromium.org/issues/497053588

Permissions Required

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-6919	⛔ critical	9.6	0.1	Use after free in DevTools in Google Chrome prior to 147.0.7727.117 allowed a remote attacker who had compromised the re...	2026-04-23
CVE-2026-6920	⛔ critical	9.6	0.1	Out of bounds read in GPU in Google Chrome on Android prior to 147.0.7727.117 allowed a remote attacker who had compromi...	2026-04-23
CVE-2026-6921	⚠️ high	8.3	0.1	Race in GPU in Google Chrome on Windows prior to 147.0.7727.117 allowed a remote attacker to potentially perform a sandb...	2026-04-23
CVE-2026-6296	⛔ critical	9.6	0.0	Heap buffer overflow in ANGLE in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to potentially perform ...	2026-04-15
CVE-2026-6297	⚠️ high	8.3	0.0	Use after free in Proxy in Google Chrome prior to 147.0.7727.101 allowed an attacker in a privileged network position to...	2026-04-15
CVE-2026-6298	🔶 medium	4.3	0.0	Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially se...	2026-04-15

These CVEs affect the same products