CVE-2020-16040

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

99.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 99.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2021-01-08 17:54Z5 YR AGO

Last updated

2024-08-04 13:37Z2 YR AGO

Reserved

2020-07-27

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-190Integer Overflow or WraparoundBase
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

8c156137134e276682aa73728ea24d200f6b44ca587e2c8955e1b3b194b671bd

• chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2020/12/stable-channel-update-for-desktop.htmlx_refsource_MISC
• crbug.comhttps://crbug.com/1150649x_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/162087/Google-Chrome-86.0.4240-V8-Remote-Code-Execution.htmlx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/162106/Google-Chrome-86.0.4240-V8-Remote-Code-Execution.htmlx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/162144/Google-Chrome-SimplfiedLowering-Integer-Overflow.htmlx_refsource_MISC