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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2024-4559

Heap buffer overflow in WebAudio in Google Chrome prior to 124.0.6367.155 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

MEDIUM 6.5EPSS 1.19%

Does this matter?

Lower severity and a low EPSS score (1.19%). Track it; it rarely justifies an emergency change on its own.

Description

Heap buffer overflow in WebAudio in Google Chrome prior to 124.0.6367.155 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
1.19% probability · 68th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-787, CWE-122
Affected
google/chrome · fedoraproject/fedora
Source
chrome-cve-admin@google.com
EPSS trend
0%3%5%27 October 2026: 1.19%27 October 202627 October 2026

EPSS 1.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.