CVE-2019-5866

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 63.6% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-11-25 14:22Z6 YR AGO

Last updated

2024-08-04 20:09Z2 YR AGO

Reserved

2019-01-09

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

f5d5bcb4fd7a313f2f13acd26b68cc327c1e5c43b347397e3e97686e414bb10c

• chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop.htmlx_refsource_MISC
• crbug.comhttps://crbug.com/978382x_refsource_MISC