Sana Ansari

All posts by Sana Ansari

Sana is a cybersecurity analyst at Barracuda. She's a security expert, working on our Blue Team within our security operations center. Sana 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: AryStinger malware exploits legacy routers

Cybersecurity Threat Advisory: AryStinger malware exploits legacy routers

AryStinger is a newly discovered malware family that takes over outdated home and small office (SOHO) routers. Researchers at QiAnXin XLab have identified at least 4,300 infected legacy Realtek-based routers. Read the Cybersecurity Threat Advisory to mitigate your clients’ risk...

/ June 25, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: PAN-OS GlobalProtect exploit

Cybersecurity Threat Advisory: PAN-OS GlobalProtect exploit

Palo Alto Networks has confirmed that attackers are actively exploiting a security flaw in PAN-OS GlobalProtect, tracked as CVE-2026-0257 with a CVSS score of 7.8. The vulnerability affects both on-premises firewalls and Prisma Access. Review the Cybersecurity Threat Advisory for...

/ June 22, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Exchange on-premise OWA vulnerability exploited

Cybersecurity Threat Advisory: Exchange on-premise OWA vulnerability exploited

A Microsoft Exchange Server Outlook Web Access (OWA) spoofing vulnerability, tracked as CVE‑2026‑42897, is actively being exploited in the wild. This issue affects Exchange Server 2016, Exchange Server 2019, and Exchange Server Subscription Edition across all update levels. Continue reading...

/ May 22, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Apache HTTP Server security issues

Cybersecurity Threat Advisory: Apache HTTP Server security issues

Apache has released Apache HTTP Server version 2.4.67 to address five security vulnerabilities, including a critical flaw that may allow remote code execution over HTTP/2 (CVE-2026-23918). Read this Cybersecurity Threat Advisory now to mitigate you and your clients’ risk. What...

/ May 6, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Ransomware turning off EDR with vulnerable drivers

Cybersecurity Threat Advisory: Ransomware turning off EDR with vulnerable drivers

Qilin and Warlock (also known as “Water Manaul”) ransomware groups are using bring your own vulnerable driver (BYOVD) techniques to disable endpoint security tools on Windows systems. These actors can shut down more than 300 EDR drivers across multiple security...

/ April 10, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical Veeam Backup flaws

Cybersecurity Threat Advisory: Critical Veeam Backup flaws

Veeam has released critical security updates for its Backup & Replication product to address seven high‑severity vulnerabilities that could allow attackers to take over backup servers and tamper with stored backups. Users can exploit these flaws if they have valid...

/ March 18, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Chrome zero‑day exploit

Cybersecurity Threat Advisory: Chrome zero‑day exploit

Google has released emergency security updates for Chrome to fix CVE‑2026‑2441, a high‑severity zero‑day vulnerability in the browser’s CSS engine that attackers are already exploiting. The flaw is a use‑after‑free memory issue that allows a malicious or compromised website to...

/ February 20, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Critical DOS vulnerability in Palo Alto Networks

Cybersecurity Threat Advisory: Critical DOS vulnerability in Palo Alto Networks

Palo Alto Networks has patched a high‑severity PAN‑OS vulnerability (CVE‑2026‑0227, CVSS 7.7) that allows unauthenticated attackers to disrupt GlobalProtect VPN gateways and portals, potentially forcing affected firewalls into maintenance mode. Review this Cybersecurity Threat Advisory to protect your clients’ systems...

/ January 21, 2026
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Cisco AsyncOS zero-day vulnerability

Cybersecurity Threat Advisory: Cisco AsyncOS zero-day vulnerability

Cisco has disclosed a zero‑day vulnerability in AsyncOS that is actively being exploited, with a CVSS of 10.0. The Cybersecurity and Infrastructure Security Agency (CISA) added the CVE to its KEV catalog. Review this Cybersecurity Threat Advisory to reduce exposure...

/ December 19, 2025
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Fortinet FortiWeb vulnerability exploited

Cybersecurity Threat Advisory: Fortinet FortiWeb vulnerability exploited

A Fortinet FortiWeb path traversal-driven authentication bypass vulnerability is actively exploited in the wild, affecting versions prior to 8.0.2. Researchers have observed automated spraying at scale. Review this Cybersecurity Threat Advisory to learn how to best protect your environment and...

/ November 18, 2025