CVE-2021-31554

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

0.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.9% of scored records. A rank, not a probability.

NVD base score

5.4 (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:L/I:L/A:N

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

2021-04-22 02:29Z5 YR AGO

Last updated

2024-08-03 23:03Z2 YR AGO

Reserved

2021-04-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-863Incorrect AuthorizationClass

Data version

5.1

Document digest

f6d594bb7a500b57c846cbd662ad804dfe9bda779c8d77fe049b78d591a7d7a6

• phabricator.wikimedia.orghttps://phabricator.wikimedia.org/T272244x_refsource_MISC
• gerrit.wikimedia.orghttps://gerrit.wikimedia.org/r/q/Ie1f4333d5b1c9d17fb2236fe38a31de427a4cc48x_refsource_MISC