CVE-2021-30504

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

2.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 82.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2021-05-11 11:32Z5 YR AGO

Last updated

2024-08-03 22:32Z2 YR AGO

Reserved

2021-04-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.1

Document digest

21bddf4f954ba4bd8ea372d5f398b5cd7e622f5f81e06ce3767fb268960bc41e

• blog.jetbrains.comhttps://blog.jetbrains.comx_refsource_MISC
• blog.jetbrains.comhttps://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/x_refsource_MISC