CVE-2023-23764
Incorrect comparison vulnerability in GitHub Enterprise Server leading to commit smuggling
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff within the GitHub pull request UI. To do so, an attacker would need write access to the repository. This vulnerability affected GitHub Enterprise Server versions 3.7.0 and above and was fixed in versions 3.7.9, 3.8.2, and 3.9.1. This vulnerability was reported via the GitHub Bug Bounty program.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Incorrect comparison vulnerability in GitHub Enterprise Server leading to commit smuggling
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff within the GitHub pull request UI. To do so, an attacker would need write access to the repository. This vulnerability affected GitHub Enterprise Server versions 3.7.0 and above and was fixed in versions 3.7.9, 3.8.2, and 3.9.1. This vulnerability was reported via the GitHub Bug Bounty program.
- Record
CVE-2023-23764- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:N - Weakness
- CWE-697
- Updated
- 2026-11-02
EUVDEUVD-2023-27850
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff within the GitHub pull request UI. To do so, an attacker would need write access to the repository. This vulnerability affected GitHub Enterprise Server versions 3.7.0 and above and was fixed in versions 3.7.9, 3.8.2, and 3.9.1. This vulnerability was reported via the GitHub Bug Bounty program.
- Record
EUVD-2023-27850- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-97c7-2459-g94v
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed...
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff within the GitHub pull request UI. To do so, an attacker would need write access to the repository. This vulnerability affected GitHub Enterprise Server versions 3.7.0 and above and was fixed in versions 3.7.9, 3.8.2, and 3.9.1. This vulnerability was reported via the GitHub Bug Bounty program.
- Record
GHSA-97c7-2459-g94v- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:N - Weakness
- CWE-697
- Updated
- 2026-11-02
NVD
An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff within the GitHub pull request UI. To do so, an attacker would need write access to the repository. This vulnerability affected GitHub Enterprise Server versions 3.7.0 and above and was fixed in versions 3.7.9, 3.8.2, and 3.9.1. This vulnerability was reported via the GitHub Bug Bounty program.
- Record
CVE-2023-23764- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:N - CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N - Weakness
- CWE-697
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-23764 is a medium vulnerability (CVSS 4.8) in Github Enterprise Server, published July 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.59%, the 48th percentile. No source names a fixed version.