CVE-2021-39392

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

2.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 81.4% 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

2021-09-15 16:16Z4 YR AGO

Last updated

2024-08-04 02:06Z2 YR AGO

Reserved

2021-08-23

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-502Deserialization of Untrusted DataBase

Data version

5.1

Document digest

25266c19c13b3614f21a22bef8725bad39a27abcd782a48c9bee6c193b107169

• www.mylittlebackup.comhttp://www.mylittlebackup.com/mlb/zip/mlb_1.7.zipx_refsource_MISC
• gist.github.comhttps://gist.github.com/omriinbar/65827626e63f15e3e50557e2d9d61281x_refsource_MISC