What’s Vulnerable › Vulnerabilities

CVE-2024-8770

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-23 · updated 2026-06-17
• Weakness: CWE-79

Description

A Cross-Site Scripting (XSS) vulnerability was identified in the repository transfer feature of GitHub Enterprise Server, which allows attackers to steal sensitive user information via social engineering. This vulnerability affected all versions of GitHub Enterprise Server and was fixed in version 3.10.17, 3.11.15, 3.12.9, 3.13.4, and 3.14.1. This vulnerability was reported via the GitHub Bug Bounty program.

Affected products

• GitHub Enterprise Server: from 3.10.0 before 3.10.17; from 3.11.0 before 3.11.15; from 3.12.0 before 3.12.9; from 3.13.0 before 3.13.4; 3.14.0 — fixed in 3.10.17, 3.11.15, 3.12.9, 3.13.4

How to fix

Upgrade to a fixed version: GitHub Enterprise Server 3.10.17, 3.11.15, 3.12.9, 3.13.4. Check the vendor advisory for mitigations.

References

• https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.17
• https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.15
• https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.9
• https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.4
• https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.1

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