CVE-2023-51379

Incorrect Authorization for Issue Comments in GitHub Enterprise Server

MEDIUM
4.9
CVSS Score
Published: December 21, 2023 at 08:45 PM UTC
Updated: June 17, 2026 at 06:40 AM UTC
1 product affected across 1 vendorGitHub Enterprise Server

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.6%

Description

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be updated with an improperly scoped token. This vulnerability did not allow unauthorized access to any repository content as it also required contents:write and issues:read permissions. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.17.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1.

Affected

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

3.10.0 ≤ v ≤ 3.10.33.10.0 ≤ v < 3.10.43.7.0 ≤ v ≤ 3.7.183.7.0 ≤ v < 3.7.193.8.0 ≤ v ≤ 3.8.113.8.0 ≤ v < 3.8.123.9.0 ≤ v ≤ 3.9.63.9.0 ≤ v < 3.9.73.10.03.113.11.03.7.03.8.03.9.0
Affected range stops below 3.10.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.7.19, 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 3.9.7, 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.

CVSS

4.9MEDIUMGitHub_P
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-863

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