JVN iPedia http://jvndb.jvn.jp Advisory JVNDB-2026-019136 廃止されたIKEv1キー交換におけるリモートアクセスおよびモバイルアクセスの証明書検証の論理フローに弱点があるため、認証されていないリモート攻撃者がユーザー認証を回避し、有効なユーザーパスワードなしでリモートアクセスVPN接続を確立できる可能性があります。 cpe:/o:checkpoint:gaia_embedded cpe:/o:checkpoint:gaia_os https://jvndb.jvn.jp/ja/contents/2026/JVNDB-2026-019136.html CISA Known Exploited Vulnerabilities Catalog CVE-2026-50751 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-50751 Common Vulnerabilities and Exposures (CVE) CVE-2026-50751 https://www.cve.org/CVERecord?id=CVE-2026-50751 National Vulnerability Database (NVD) CVE-2026-50751 https://nvd.nist.gov/vuln/detail/CVE-2026-50751 Check Point Blog Patch Critical Check Point VPN Vulnerability (CVE-2026-50751)- Check Point Blog https://blog.checkpoint.com/security/check-point-releases-important-hotfix-for-vulnerabilities-in-deprecated-ikev1-vpn-protocol/ Check Point Support Center sk185033 - CVE-2026-50751 - User Authentication bypass on VPN Remote Access and Mobile Access in deprecated IKEv1 key exchange https://support.checkpoint.com/results/sk/sk185033 JVNDB CWE-287 https://jvndb.jvn.jp/ja/cwe/CWE-287.html 2026-06-10T14:34:49+09:00 2026-06-10T14:34:49+09:00