What is CVE-2019-5796?

CVE-2019-5796 is a high-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2019-05-23.

How severe is CVE-2019-5796?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Google Chrome

CVE-2019-5796

Data race in extensions guest view in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Vulnerability class: Race Condition

Published 2019-05-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.046 (91.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000

Affected products

Google Chrome — versions prior to 73.0.3683.75
openSUSE Backports Sle — versions 15.0
openSUSE Leap — versions 15.0, 15.1, 42.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-5796?: CVE-2019-5796 is a high-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2019-05-23.
How severe is CVE-2019-5796?: High severity. CVSS v3 base score is 7.5 out of 10.