CVE-2021-3962

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

6.02% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 92.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2021-11-19 16:11Z4 YR AGO

Last updated

2024-08-03 17:09Z2 YR AGO

Reserved

2021-11-16

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

a3714331a30a880450bf2dd46463489fa6e70aa4ee1496411af6c2afa437771d

• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2023196x_refsource_MISC
• github.comhttps://github.com/ImageMagick/ImageMagick/commit/82775af03bbb10a0a1d0e15c0156c75673b4525ex_refsource_MISC
• github.comhttps://github.com/ImageMagick/ImageMagick/issues/4446x_refsource_MISC