{"cve":"CVE-2023-6847","nvd":{"published":"2023-12-21T21:15:15.340","modified":"2026-06-17T06:51:32.077","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-287"],"references":["https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.4","https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.1","https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.7","https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.4","https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.1"],"products":["github:enterprise_server"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-6847","score":0.00815,"percentile":0.57077,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}