CVE-2023-51380

Incorrect Authorization allows Read Access to Issue Comments in GitHub Enterprise Server

2.7 Low

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be read with an improperly scoped token. 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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.47%Up 0.4 points since Dec 22, 2023

What each source reports

CVE List Score used 2.7

Incorrect Authorization allows Read Access to Issue Comments in GitHub Enterprise Server

Record: CVE-2023-51380
CVSS 3.1: 2.7 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

EUVDEUVD-2023-56101 2.7

Record: EUVD-2023-56101
CVSS 3.1: 2.7 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rqgv-j8f8-5q7x 2.7

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed...

Record: GHSA-rqgv-j8f8-5q7x
CVSS 3.1: 2.7 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

NVD 2.7

Record: CVE-2023-51380
CVSS 3.1: 2.7 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

Affected products

github enterprise server

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-51380 is a low vulnerability (CVSS 2.7) in Github Enterprise Server, published December 21, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 40th percentile. No source names a fixed version.