CVE-2026-6363: Type Confusion in V8
Chromium: CVE-2026-6363 Type Confusion in V8
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Type Confusion in V8 in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium)
— MITRE
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 147.0.7727.101 - Upgrade
Upgrade
Google Chrome (Chromium) / Microsoft Edge (Chromium-based)to a version that resolves this vulnerability.Fixed in 147.0.7727.101
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-6296
- CVE-2026-6297
- CVE-2026-6298
- CVE-2026-6299
- CVE-2026-6358
- CVE-2026-6359
- CVE-2026-6300
- CVE-2026-6301
- CVE-2026-6302
- CVE-2026-6303
- CVE-2026-6304
- CVE-2026-6305
- CVE-2026-6306
- CVE-2026-6307
- CVE-2026-6308
- CVE-2026-6309
- CVE-2026-6360
- CVE-2026-6310
- CVE-2026-6311
- CVE-2026-6312
- CVE-2026-6313
- CVE-2026-6314
- CVE-2026-6315
- CVE-2026-6316
- CVE-2026-6361
- CVE-2026-6362
- CVE-2026-6317
- CVE-2026-6318
- CVE-2026-6319
- CVE-2026-6364
Frequently Asked Questions
What is the severity of CVE-2026-6363?
CVE-2026-6363 has a high severity rating due to the potential for type confusion leading to memory corruption.
How do I fix CVE-2026-6363?
To fix CVE-2026-6363, update Google Chrome to version 147.0.7727.101 or later, or ensure your Microsoft Edge (Chromium-based) is updated to the latest version.
Which versions of Google Chrome are affected by CVE-2026-6363?
CVE-2026-6363 affects Google Chrome versions prior to 147.0.7727.101.
Is Microsoft Edge affected by CVE-2026-6363?
Yes, Microsoft Edge (Chromium-based) that is based on the affected Chromium version may be vulnerable to CVE-2026-6363.
What type of vulnerability is CVE-2026-6363?
CVE-2026-6363 is a type confusion vulnerability found in the V8 engine of Google Chrome.