CVE-2021-44147

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

1.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.2% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/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

2021-11-22 21:26Z4 YR AGO

Last updated

2024-08-04 04:17Z2 YR AGO

Reserved

2021-11-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-611Improper Restriction of XML External Entity ReferenceBase

Data version

5.1

Document digest

f59c6327d7623f7e49aa904c556404a9e66d8c3b5cbaaacb66d65d4fd71156b0

• davidhamann.dehttps://davidhamann.de/2021/11/18/filemaker-xxe-vulnerability/x_refsource_MISC
• support.claris.comhttps://support.claris.com/s/answerview?anum=000035751x_refsource_MISC