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CVE-2023-46645

Path traversal in GitHub Enterprise Server leading to arbitrary file reading when building a GitHub Pages site

MEDIUM
4.9
CVSS Score
Published: December 21, 2023 at 08:45 PM UTC
Updated: June 17, 2026 at 06:31 AM UTC
1 product affected across 1 vendorGitHub Enterprise Server

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed arbitrary file reading when building a GitHub Pages site. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.7.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1. This vulnerability was reported via the GitHub Bug Bounty program.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

GitHub Enterprise Server· GitHubgithub-action
95%
3.10.0 ≤ v < 3.10.43.10.0 ≤ v < 3.8.43.11.0 ≤ v < 3.11.13.7.0 ≤ v < 3.7.193.8.0 ≤ v < 3.8.123.9.0 ≤ v < 3.9.73.10.03.11.03.7.03.8.03.9.0
Affected range stops below 3.10.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.11.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.7.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.8.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.8.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.9.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

Release Notes
Source: [email protected]
https://docs.github.com/en/[email protected]/admin/release-notes#3.10.4
Release Notes
Source: [email protected]
https://docs.github.com/en/[email protected]/admin/release-notes#3.11.1
Release Notes
Source: [email protected]
https://docs.github.com/en/[email protected]/admin/release-notes#3.7.19
Release Notes
Source: [email protected]
https://docs.github.com/en/[email protected]/admin/release-notes#3.8.12
Release Notes
Source: [email protected]
https://docs.github.com/en/[email protected]/admin/release-notes#3.9.7

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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