Qilin | Breaking Cybersecurity News | The Hacker News

Check Point has warned of active exploitation of a critical vulnerability impacting Remote Access VPN and Mobile Access deployments that are configured to use the deprecated IKEv1 key exchange protocol. The vulnerability, tracked as CVE-2026-50751 (CVSS score: 9.3), is a case of a logic flow weakness in certificate validation that allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password. "By exploiting a logic flaw in certificate validation, an attacker can establish a VPN session without possession of a valid password, effectively bypassing authentication requirements," Check Point said . "Additional post-authentication activity is required to access internal resources or escalate privileges." The shortcoming impacts the following products and versions -

Three prominent ransomware groups DragonForce , LockBit , and Qilin have announced a new strategic ransomware alliance, once underscoring continued shifts in the cyber threat landscape. The coalition is seen as an attempt on the part of the financially motivated threat actors to conduct more effective ransomware attacks, ReliaQuest said in a report shared with The Hacker News. "Announced shortly after LockBit's return, the collaboration is expected to facilitate the sharing of techniques, resources, and infrastructure, strengthening each group's operational capabilities," the company noted in its ransomware report for Q3 2025. "This alliance could help restore LockBit's reputation among affiliates following last year's takedown, potentially triggering a surge in attacks on critical infrastructure and expanding the threat to sectors previously considered low risk." The partnership with Qilin is no surprise, given that it has become the most a...