CVE-2021-31599

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

2.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 82.4% 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

2021-11-08 03:24Z4 YR AGO

Last updated

2024-08-03 23:03Z2 YR AGO

Reserved

2021-04-23

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

1b265efa7d786a1128f2ab40c0b83dd0a2a5e4352683e0863696e1535f58d00b

• www.hitachi.comhttps://www.hitachi.com/hirt/security/index.htmlx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/164772/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Remote-Code-Execution.htmlx_refsource_MISC