Ninja blog

Introduction to the Vulnerability JumpServer, a popular open-source bastion host, has been identified with a critical vulnerability known as CVE-2025-62712. This issue permits authenticated, non-privileged users to access connection tokens belonging to other users through a vulnerable API endpoint. This opens the door for potential unauthorized access to sensitive systems. Understanding the Threat The flaw […]

Introduction to CVE-2025-46363 The cybersecurity landscape continues to evolve, prompting system administrators and hosting providers to stay vigilant. Recently, the CVE-2025-46363 vulnerability was disclosed, impacting Dell Secure Connect Gateway (SCG) versions 5.26.00.00 to 5.30.00.00. This relative path traversal vulnerability poses significant risks to server security. Understanding the Vulnerability This vulnerability allows low-privileged attackers with remote […]

Understanding CVE-2025-58186 and Its Implications The recent discovery of CVE-2025-58186 highlights a critical vulnerability in the parsing of HTTP cookies. This flaw allows attackers to overwhelm servers, particularly Linux servers, by sending an excessive number of small cookies. The result? Significant memory consumption that can lead to memory exhaustion and potential Denial of Service (DoS) […]

Understanding CVE-2025-58187: A Cybersecurity Alert for Server Admins The recent discovery of CVE-2025-58187 has raised alarms in the cybersecurity community. This vulnerability focuses on the name constraint checking algorithm used in cryptography, which can lead to significant processing delays when validating certain certificate chains. For system administrators and hosting providers, understanding the implications of this […]

Critical CVE-2025-58188 Vulnerability Uncovered Cybersecurity threats are constantly evolving. One significant threat recently identified is the CVE-2025-58188 vulnerability. This flaw affects systems that validate certificate chains with DSA public keys and can cause server crashes. Understanding this vulnerability is crucial for system administrators and hosting providers, as it directly impacts server security. What is CVE-2025-58188? […]

Understanding CVE-2025-58189 and Its Impact on Server Security The recent discovery of CVE-2025-58189 has raised alarms among system administrators and hosting providers. This vulnerability pertains to an ALPN negotiation error that exposes attacker-controlled information in the crypto/TLS layer of communication. As such, it highlights the importance of robust server security measures. What is CVE-2025-58189? When […]

Cybersecurity Alert: CVE-2025-61723 Vulnerability Overview The latest CVE-2025-61723 vulnerability exposes server security weaknesses, specifically impacting organizations that parse untrusted PEM inputs. This vulnerability exemplifies quadratic complexity which can lead to denial-of-service (DoS) conditions. For hosting providers and system administrators, understanding and mitigating these risks is crucial. Understanding CVE-2025-61723 The CVE-2025-61723 issue arises from non-linear processing […]

Understanding CVE-2025-60898: The Halo CMS SSRF Vulnerability The cybersecurity landscape evolves daily, and so do the threats. Recently, a significant vulnerability was discovered in Halo CMS 2.21, identified as CVE-2025-60898. This server-side request forgery (SSRF) vulnerability enables attackers to issue HTTP requests to malicious, attacker-controlled URLs. What is CVE-2025-60898? This vulnerability specifically affects the Thumbnail […]

Introduction to CVE-2025-62785 A new vulnerability, CVE-2025-62785, has been identified in Wazuh, a prominent open-source platform used for threat prevention, detection, and response. This vulnerability arises from a programming flaw where the fillData() function does not verify if the value is NULL before using it. Consequently, a compromised agent can exploit this loophole to crash […]