CVE-2021-21909

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

1.04% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 64.0% of scored records. A rank, not a probability.

NVD base score

8.1 (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:N/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

2021-12-22 18:06Z4 YR AGO

Last updated

2024-08-03 18:30Z2 YR AGO

Reserved

2021-01-04

Assigning CNA

talos

Record state

PUBLISHED

Severity

Medium (CVSS 6.0)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L

Weaknesses

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base

Data version

5.1

Document digest

c82cd98a8ed7a12ddc6f9a9b1b378027d38554936abcc91d1e4eea9b7369e314

• talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2021-1359x_refsource_MISC