Github
CVE-2023-6847
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed a bypass of Private Mode by using a specially crafted API request. To exploit this vulnerability, an attacker would need network access to the Enterprise Server appliance configured in Private Mode. This vulnerability affected all versions of GitHub Enterprise Server since 3.9 and was fixed in version 3.9.7, 3.10.4, and 3.11.1. This vulnerability was reported via the GitHub Bug Bounty program.
AnalysisAI
An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed a bypass of Private Mode by using a specially crafted API request. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed a bypass of Private Mode by using a specially crafted API request. To exploit this vulnerability, an attacker would need network access to the Enterprise Server appliance configured in Private Mode. This vulnerability affected all versions of GitHub Enterprise Server since 3.9 and was fixed in version 3.9.7, 3.10.4, and 3.11.1. This vulnerability was reported via the GitHub Bug Bounty program. Affected products include: Github Enterprise Server. Version information: version 3.9.7.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
Supply chain vulnerability in Eclipse Theia GitHub Actions workflow. The preview.yml workflow uses pull_request_target w
Supply chain attack vector in OpenLIT GitHub Actions workflows. The pull_request_target trigger with checkout enables ma
Eigent multi-agent workflow CI pipeline (ci.yml) uses pull_request_target with checkout of untrusted PR code, enabling a
An unsafe reflection vulnerability was identified in GitHub Enterprise Server that could lead to reflection injection. R
cmark-gfm is GitHub's extended version of the C reference implementation of CommonMark. Rated critical severity (CVSS 9.
An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowe
Unauthenticated infrastructure overwrite in Hoppscotch API development ecosystem before 2026.2.0. Attackers can overwrit
A exposure of sensitive information vulnerability exists in Jenkins GitHub Plugin 1.29.1 and earlier in GitHubTokenCrede
OneUptime versions prior to 10.0.19 allow unauthenticated attackers to hijack GitHub App integrations across projects by
PolarLearn versions 0-PRERELEASE-15 and earlier lack proper state parameter validation in OAuth 2.0 authentication, enab
Path traversal in esm.sh CDN prior to version 0.0.0-20260116051925-c62ab83c589e allows unauthenticated remote attackers
actions/artifact is the GitHub ToolKit for developing GitHub Actions. Rated high severity (CVSS 7.5), this vulnerability
Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today