Actively Exploited
Critical auth bypass bug in CrushFTP now exploited in attacks
Attackers are now targeting a critical authentication bypass vulnerability in the CrushFTP file transfer software using exploits based on publicly available proof-of-concept code. The security vulnerability (CVE-2025-2825) was discovered and reported by Outpost24 (which identifies it as CVE-2025-31161), and it allows remote attackers to gain unauthenticated access to devices running unpatched CrushFTP v10 or v11 software. […]
The 4 WordPress flaws hackers targeted the most in Q1 2025
A new report sheds light on the most targeted WordPress plugin vulnerabilities hackers used in the first quarter of 2025 to compromise sites. All four flaws are vulnerabilities discovered and fixed in 2024 but remain unpatched in many cases, giving hackers the opportunity to execute arbitrary code or exfiltrate sensitive data. Among the four flaws, […]
CISA tags NAKIVO backup flaw as actively exploited in attacks
CISA has warned U.S. federal agencies to secure their networks against attacks exploiting a high-severity vulnerability in NAKIVO’s Backup & Replication software. Tracked as CVE-2024-48248, this absolute path traversal flaw can be exploited by unauthenticated attackers to read arbitrary files on vulnerable devices. The US-based backup and ransomware recovery software vendor silently patched the security flaw […]
Critical Cisco Smart Licensing Utility flaws now exploited in attacks
Attackers have started targeting Cisco Smart Licensing Utility (CSLU) instances unpatched against a vulnerability exposing a built-in backdoor admin account. The CSLU Windows application allows admins to manage licenses and linked products on-premises without connecting them to Cisco’s cloud-based Smart Software Manager solution. Cisco patched this security flaw (tracked as CVE-2024-20439) in September, describing it as “an […]
New Windows zero-day exploited by 11 state hacking groups since 2017
At least 11 state-backed hacking groups from North Korea, Iran, Russia, and China have been exploiting a new Windows vulnerability in data theft and cyber espionage zero-day attacks since 2017. However, as security researchers Peter Girnus and Aliakbar Zahravi with Trend Micro’s Zero Day Initiative (ZDI) reported today, Microsoft tagged it as “not meeting the […]
Critical RCE flaw in Apache Tomcat actively exploited in attacks
A critical remote code execution (RCE) vulnerability in Apache Tomcat tracked as CVE-2025-24813 is actively exploited in the wild, enabling attackers to take over servers with a simple PUT request. Hackers are reportedly leveraging proof-of-concept (PoC) exploits that were published on GitHub just 30 hours after the flaw was disclosed last week. The malicious activity […]
New SuperBlack ransomware exploits Fortinet auth bypass flaws
A new ransomware operator named ‘Mora_001’ is exploiting two Fortinet vulnerabilities to gain unauthorized access to firewall appliances and deploy a custom ransomware strain dubbed SuperBlack. The two vulnerabilities, both authentication bypasses, are CVE-2024-55591 and CVE-2025-24472, which Fortinet disclosed in January and February, respectively. When Fortinet first disclosed CVE-2024-55591 on January 14, they confirmed it had […]
Juniper patches bug that let Chinese cyberspies backdoor routers
Juniper Networks has released emergency security updates to patch a Junos OS vulnerability exploited by Chinese hackers to backdoor routers for stealthy access. This medium severity flaw (CVE-2025-21590) was reported by Amazon security engineer Matteo Memelli and is caused by an improper isolation or compartmentalization weakness. Successful exploitation lets local attackers with high privileges execute arbitrary code on […]
Facebook discloses FreeType 2 flaw exploited in attacks
Facebook is warning that a FreeType vulnerability in all versions up to 2.13 can lead to arbitrary code execution, with reports that the flaw has been exploited in attacks. FreeType is a popular open-source font rendering library used to display text and programmatically add text to images. It provides functionality to load, rasterize, and render […]
Microsoft patches Windows Kernel zero-day exploited since 2023
Slovak cybersecurity company ESET says a newly patched zero-day vulnerability in the Windows Win32 Kernel Subsystem has been exploited in attacks since March 2023. Fixed in Windows security updates released during this month’s Patch Tuesday, the security flaw is now tracked as CVE-2025-24983 and was reported to Microsoft by ESET researcher Filip Jurčacko. The vulnerability is […]