CVE-2021-26472

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

2.46% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 83.0% 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

2021-06-08 18:37Z5 YR AGO

Last updated

2024-09-16 22:08Z1 YR AGO

Reserved

2021-02-01

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Critical (CVSS 10.0)

CNA CVSS vector

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

Weaknesses

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base

Data version

5.1

Document digest

f07271bf4a47bcce63475db30274aadb1b9fd0832c9146a6933a04be3e4696bb

• csirt.divd.nlhttps://csirt.divd.nl/cases/DIVD-2020-00011/x_refsource_CONFIRM
• csirt.divd.nlhttps://csirt.divd.nl/2021/05/11/Vembu-zero-days/x_refsource_CONFIRM
• www.wbsec.nlhttps://www.wbsec.nl/vembux_refsource_CONFIRM
• csirt.divd.nlhttps://csirt.divd.nl/cves/CVE-2021-26472/x_refsource_CONFIRM