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01 Record

CVE-2021-22866

UI misrepresentation of granted permissions in GitHub Enterprise Server leading to unauthorized access to user resources

UnratedPUBLISHEDCNA: GitHub_P
CNA base scoreUnratedNo CNA CVSS vector

02 Description

UI misrepresentation of granted permissions in GitHub Enterprise Server leading to unauthorized access to user resources

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
1.04% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 63.9% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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.

04 Metadata

Published
2021-05-14 21:10Z5 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-451User Interface (UI) Misrepresentation of Critical InformationClass
  • CWE-1021Improper Restriction of Rendered UI Layers or FramesBase
Data version
5.1
Document digest
a02d0ee24ab3237bafadeab978c84dfdd6c3c0f97a9363fa88456dbfba5f3f75

05 Affected products

VendorProductVersionsPlatforms
GitHubGitHub Enterprise Server3.0 to < 3.0.7, 2.22 to < 2.22.13—

06 References