CVE-2021-41247

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

0.80% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 56.4% 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:L/PR:N/UI:N/S:U/C:N/I:H/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

2021-11-04 17:15Z4 YR AGO

Last updated

2024-08-04 03:08Z2 YR AGO

Reserved

2021-09-15

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.5)

CNA CVSS vector

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

Weaknesses

• CWE-613Insufficient Session ExpirationBase

Data version

5.1

Document digest

bfc00dd046a5cd6f9e52d4cce0fd145c949c0054a49bc6167e1df597d352c377

• github.comhttps://github.com/jupyterhub/jupyterhub/security/advisories/GHSA-cw7p-q79f-m2v7x_refsource_CONFIRM
• github.comhttps://github.com/jupyterhub/jupyterhub/commit/5ac9e7f73a6e1020ffddc40321fc53336829fe27x_refsource_MISC