CVE-2021-41116

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

2.82% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 86.1% 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

2021-10-05 17:40Z5 YR AGO

Last updated

2024-08-04 02:59Z2 YR AGO

Reserved

2021-09-15

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.2)

CNA CVSS vector

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

Weaknesses

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

Data version

5.1

Document digest

4916810b76663a038ac40482e3b3926fff08c6b37eb5593810d598b2ac3e7a91

• github.comhttps://github.com/composer/composer/security/advisories/GHSA-frqg-7g38-6gcfx_refsource_CONFIRM
• github.comhttps://github.com/composer/composer/commit/ca5e2f8d505fd3bfac6f7c85b82f2740becbc0aax_refsource_MISC
• www.sonarsource.comhttps://www.sonarsource.com/blog/securing-developer-tools-package-managers/x_refsource_MISC