CVE-2021-36921

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

1.37% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

2021-08-12 17:21Z5 YR AGO

Last updated

2024-08-04 01:09Z2 YR AGO

Reserved

2021-07-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

fe3b63df2cd6642c36d1522fb890a7e9fed178c76bc13d119fea235ab590e20c

• www.monitorapp.comhttps://www.monitorapp.com/waf/x_refsource_MISC
• github.comhttps://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0021/FEYE-2021-0021.mdx_refsource_MISC
• github.comhttps://github.com/monitorapp-aicc/report/wiki/CVE-2021-36921x_refsource_CONFIRM