Spartak Myrto

All posts by Spartak Myrto

Spartak is a Cybersecurity Analyst at Barracuda MSP. He supports our XDR service delivery and is highly skilled at analyzing security events to detect cyber threats, helping keep our partners and their customers protected.

Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Apple security updates for iOS vulnerabilities

Cybersecurity Threat Advisory: Apple security updates for iOS vulnerabilities

Apple has released urgent security updates for older iPhones and iPads to address multiple vulnerabilities actively exploited in the wild via the Coruna exploit kit—a sophisticated attack framework used by both espionage groups and cybercriminals. Read this Cybersecurity Threat Advisory...

/ March 27, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical FortiCloud SSO flaws

Cybersecurity Threat Advisory: Critical FortiCloud SSO flaws

Fortinet has disclosed two critical authentication bypass vulnerabilities in its FortiCloud SSO login feature. Both carry a CVSS score of 9.8, signaling near-maximum severity. Read this Cybersecurity Threat Advisory for more details on how to secure your network infrastructure. What...

/ December 12, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Microsoft Entra ID vulnerability

Cybersecurity Threat Advisory: Critical Microsoft Entra ID vulnerability

A critical token validation vulnerability, tracked as CVE-2025-55241 with a CVSS of 10, in Microsoft Entra ID has been discovered. This flaw could have allowed attackers to impersonate any user, including global admins, across any tenant. Continue reading this Cybersecurity...

/ September 23, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: SonicWall SSL VPN targeted by Akira ransomware – updated

Cybersecurity Threat Advisory: SonicWall SSL VPN targeted by Akira ransomware – updated

Update: This post was updated on August 7, 2025, to reflect corrected information regarding this threat.  An Akira ransomware campaign is specifically targeting SonicWall SSL VPN devices. Attackers are actively exploiting these vulnerabilities to gain unauthorized access to corporate networks....

/ August 7, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical SSL.com vulnerability

Cybersecurity Threat Advisory: Critical SSL.com vulnerability

A significant flaw has been identified in SSL.com’s Domain Control Validation (DCV) process, which poses a risk of issuing unauthorized SSL/TLS certificates. This vulnerability could expose trusted domains to impersonation, man-in-the-middle (MITM) attacks, and the interception of encrypted traffic. We recommend...

/ April 23, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Ivanti vulnerability found in appliances

Cybersecurity Threat Advisory: Critical Ivanti vulnerability found in appliances

Researchers identified a critical vulnerability, CVE-2025-0282, that affects Ivanti Connect Secure, Ivanti Policy Secure, and Ivanti Neurons, zero trust access (ZTA) gateways. This vulnerability can enable unauthenticated remote code execution (RCE), allow attackers to compromise the security and integrity of...

/ April 4, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Ingress vulnerabilities

Cybersecurity Threat Advisory: Critical Ingress vulnerabilities

Researchers identified several critical vulnerabilities in the Ingress NGINX Controller for Kubernetes, including CVE-2025-24513, CVE-2025-24514, CVE-2025-1097, CVE-2025-1098, and CVE-2025-1974. These flaws enables threat actors to execute unauthenticated remote code. Review the details of this Cybersecurity Threat Advisory to keep your...

/ March 26, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Vulnerability within TP-Link routers

Cybersecurity Threat Advisory: Vulnerability within TP-Link routers

A vulnerability that could lead to critical status, tracked as CVE-2023-1389, was identified in TP-Link Archer AX-21 routers. The Ballista botnet is currently exploiting this vulnerability, which can spread automatically across the web. Continue reading this Cybersecurity Threat Advisory to...

/ March 12, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Juniper vulnerability

Cybersecurity Threat Advisory: Critical Juniper vulnerability

A critical vulnerability, CVE-2025-21589, is found in Juniper Networks’ Session Smart Router, Session Smart Conductor, and WAN Assurance Router products. This flaw enables threat actors to bypass authentication mechanisms and gain administrative control over affected devices. Continue reading this Cybersecurity...

/ February 19, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Severe Cisco ISE vulnerabilities

Cybersecurity Threat Advisory: Severe Cisco ISE vulnerabilities

Two critical vulnerabilities have been identified in Cisco’s Identity Services Engine (ISE). These vulnerabilities can enable attackers to execute arbitrary commands with root privileges and bypass authorization mechanisms, potentially compromising the security and integrity of network access controls. Continue reading...

/ February 10, 2025