CVE-2026-3854-lab

Flagship Lab 001: Git プッシュオプションから RCE へ CVE-2026-3854 の背後にある公開文書化された脆弱性コンセプトに触発されたローカル Learning Lab および Research Lab。どちらの体験も、架空の Git サーバーである ForgeDock に対して実際の認証付き Git プッシュを使用します。Research Lab。 !CAUTION このプロジェクトは意図的に脆弱性を含んでいます。ローカルのみで実行してください。ポートをパブリックネットワークや共有ネットワークに公開しないでください。本番環境で使用しないでください。 !NO...

Exploit_CVE-2026-3854

ExploitCVE-2026-3854 CVE-2026-3854 は、GitHub.com および GitHub Enterprise Server におけるリモートコード実行（RCE）の脆弱性です。 この脆弱性は、以下のように git push コマンドにコマンドを注入することで悪用される可能性があります： root@kitploit: git push -o '' origin master この脆弱性の悪用を確認するには、push オプションに「;」が含まれる push 操作について、/var/log/github-audit.log を確認することをお勧めします。...

CVE-2026-58437

A flaw was found in Gitea. This vulnerability allows an attacker to manipulate repository visibility settings by leveraging specific Git push options. This could lead to unauthorized disclosure of repository information or unintended access control changes. Mitigation Mitigation for this issue is...

CVE-2026-58437 Repository Visibility Manipulation via Git Push Options

Repository Visibility Manipulation via Git Push Options...

CVE-2026-58437

Repository Visibility Manipulation via Git Push Options...

EUVD-2026-58164

Repository Visibility Manipulation via Git Push Options...

CVE-2026-58437: Improper Access Control

Repository Visibility Manipulation via Git Push Options...

GO-2026-6047 Gitea: Repository Visibility Manipulation via Git Push Options in gitea.dev

Gitea: Repository Visibility Manipulation via Git Push Options in gitea.dev...

Insufficient Logging

Overview Affected versions of this package are vulnerable to Insufficient Logging through the processing of undocumented git push options in the HookPostReceive function. An attacker can change the visibility or template status of a repository without triggering audit logs, webhooks, or...

Insufficient Logging

Overview Affected versions of this package are vulnerable to Insufficient Logging through the processing of undocumented git push options in the HookPostReceive function. An attacker can change the visibility or template status of a repository without triggering audit logs, webhooks, or...

Gitea: Repository Visibility Manipulation via Git Push Options

Repository Visibility Manipulation via Git Push Options | Field | Value | |-------|-------| | Affected File | routers/private/hookpostreceive.go | | Affected Function | HookPostReceive | | Affected Lines | 173–225 | | Prerequisite | Attacker must have owner-level or admin collaborator access to t...

Insufficient Logging

Overview Affected versions of this package are vulnerable to Insufficient Logging through the processing of undocumented git push options in the HookPostReceive function. An attacker can change the visibility or template status of a repository without triggering audit logs, webhooks, or...

PT-2026-63303

Name of the Vulnerable Software and Affected Versions Gitea affected versions not specified Description Gitea contains an issue where the post-receive git hook handler incorrectly processes git push options on existing repositories. Users with owner or admin-collaborator access can use the...

CVE-2026-3854

CVE-2026-3854 describes an RCE vulnerability in GitHub Enterprise Server arising during git push option handling. An attacker with push access could abuse unsanitized user-supplied push option values that are incorporated into internal service headers; because the header format uses a delimiter t...