01 Record
CVE-2021-22863
Improper access control in GitHub Enterprise Server leading to unauthorized changes to maintainer permissions on pull requests
UnratedPUBLISHEDCNA: GitHub_P
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Improper access control in GitHub Enterprise Server leading to unauthorized changes to maintainer permissions on pull requests
03 Exploitation and scoring
- 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
- 1.00% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 62.5% 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:H/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.
04 Metadata
- Published
- 2021-03-03 03:25Z5 YR AGO
- Last updated
- 2024-08-03 18:51Z2 YR AGO
- Reserved
- 2021-01-06
- Assigning CNA
- GitHub_P
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-285Improper AuthorizationClass
- Data version
- 5.1
- Document digest
- 82588c16a4789e51cd55481aa068a5a883526ea3dacb1e0a9a4645cd47d5a4a2
05 Affected products
VendorProductVersionsPlatforms
GitHubGitHub Enterprise Server2.20 to < 2.20.24, 2.21 to < 2.21.15, 2.22 to < 2.22.7, 3.0 to < 3.0.1—
06 References
- docs.github.comhttps://docs.github.com/en/enterprise-server%402.20/admin/release-notes#2.20.24
- docs.github.comhttps://docs.github.com/en/enterprise-server%402.21/admin/release-notes#2.21.15
- docs.github.comhttps://docs.github.com/en/enterprise-server%402.22/admin/release-notes#2.22.7
- docs.github.comhttps://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.1