CVE-2021-43807

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

1.42% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 70.9% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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

2021-12-14 18:10Z4 YR AGO

Last updated

2024-08-04 04:03Z2 YR AGO

Reserved

2021-11-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-290Authentication Bypass by SpoofingBase

Data version

5.1

Document digest

741f714d70bee8ae87f3d4e76c31e60ee8bc3c6f5f383eaed6d8653b8a31cce2

• github.comhttps://github.com/opencast/opencast/security/advisories/GHSA-j4mm-7pj3-jf7vx_refsource_CONFIRM
• github.comhttps://github.com/opencast/opencast/commit/59cb6731067283e54f15462be38b6117d8b9ea8b#diff-9c5fb3d1b7e3b0f54bc5c4182965c4fe1f9023d449017cece3005d3f90e8e4d8x_refsource_MISC
• github.comhttps://github.com/opencast/opencast/commit/8f8271e1085f6f8e306c689d6a56b0bb8d076444x_refsource_MISC