CVE-2026-0573 is a critical URL redirection vulnerability in GitHub Enterprise Server versions prior to 3.19. It allowed an authenticated attacker to exfiltrate a privileged Actions.ManageOrgs JWT by redirecting artifact URL requests to an attacker-controlled domain, potentially leading to remote code execution. With a CVSS score of 9.0 (CRITICAL), this vulnerability has a network attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.14, <= 3.14.21CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.15, <= 3.15.16CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.16, <= 3.16.12CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.17, <= 3.17.9CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.18, <= 3.18.3CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.6 Bluesky, 0.3 Mastodon, and 1.6 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.