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Google EUVD-2026-20660

| CVE-2026-5864 MEDIUM
Heap-based Buffer Overflow (CWE-122)
2026-04-08 Chrome GHSA-q556-g83v-3933
4.3
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

6
CVSS changed
Apr 14, 2026 - 13:22 NVD
4.2 (MEDIUM) 4.3 (MEDIUM)
CVSS changed
Apr 13, 2026 - 15:22 NVD
6.5 (MEDIUM) 4.2 (MEDIUM)
Patch released
Apr 08, 2026 - 23:32 nvd
Patch available
EUVD ID Assigned
Apr 08, 2026 - 22:01 euvd
EUVD-2026-20660
Analysis Generated
Apr 08, 2026 - 22:01 vuln.today
CVE Published
Apr 08, 2026 - 21:20 nvd
MEDIUM 6.5

DescriptionNVD

Heap buffer overflow in WebAudio in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Heap buffer overflow in Google Chrome's WebAudio component prior to version 147.0.7727.55 allows unauthenticated remote attackers to read sensitive information from process memory by serving a crafted HTML page. The vulnerability has a CVSS score of 6.5 and EPSS probability of 0.03% (8th percentile), indicating low real-world exploitation likelihood despite the network attack vector and lack of user interaction requirements. …

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Vendor StatusVendor

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EUVD-2026-20660 vulnerability details – vuln.today

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