CVE-2021-23727

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

3.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 89.3% 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:H/PR:L/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

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

2021-12-29 16:35Z4 YR AGO

Last updated

2024-09-16 20:53Z2 YR AGO

Reserved

2021-01-08

Assigning CNA

snyk

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Weaknesses

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')Class

Data version

5.1

Document digest

409859267ad74105e29349ad4e81b1f560f750d36d3274e9fb7d658502f331a8

• snyk.iohttps://snyk.io/vuln/SNYK-PYTHON-CELERY-2314953x_refsource_MISC
• github.comhttps://github.com/celery/celery/blob/master/Changelog.rst%23522x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2022-1dae017601https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYXRGHWHD2WWMHBWCVD5ULVINPKNY3P5/vendor-advisoryx_refsource_FEDORA