Actively Exploited
Apple fixes new zero-day flaw exploited in targeted attacks
Apple has released emergency updates to patch another zero-day vulnerability that was exploited in an “extremely sophisticated attack.” Tracked as CVE-2025-43300, this security flaw is caused by an out-of-bounds write weakness discovered by Apple security researchers in the Image I/O framework, which enables applications to read and write most image file formats. An out-of-bounds write occurs when […]
Over 800 N-able servers left unpatched against critical flaws
Over 800 N-able N-central servers remain unpatched against a pair of critical security vulnerabilities tagged as actively exploited last week. N-central is a popular platform used by many managed services providers (MSPs) and IT departments to monitor and manage networks and devices from a centralized web-based console. Tracked as CVE-2025-8875 and CVE-2025-8876, the two flaws can let authenticated […]
CISA warns of N-able N-central flaws exploited in zero-day attacks
CISA warned on Wednesday that attackers are actively exploiting two security vulnerabilities in N‑able’s N-central remote monitoring and management (RMM) platform. N-central is commonly used by managed services providers (MSPs) and IT departments to monitor, manage, and maintain client networks and devices from a centralized web-based console. According to CISA, the two flaws can allow […]
Over 3,000 NetScaler devices left unpatched against CitrixBleed 2 bug
Over 3,300 Citrix NetScaler devices remain unpatched against a critical vulnerability that allows attackers to bypass authentication by hijacking user sessions, nearly two months after patches were released. Tracked as CVE-2025-5777 and referred to as CitrixBleed 2, this out-of-bounds memory read vulnerability results from insufficient input validation, enabling unauthenticated attackers to access restricted memory regions remotely […]
Netherlands: Citrix Netscaler flaw CVE-2025-6543 exploited to breach orgs
The Netherlands’ National Cyber Security Centre (NCSC) is warning that a critical Citrix NetScaler vulnerability tracked as CVE-2025-6543 was exploited to breach “critical organizations” in the country. The critical flaw is a memory overflow bug that allows unintended control flow or a denial of service state on impacted devices. “Memory overflow vulnerability leading to unintended control […]
Details emerge on WinRAR zero-day attacks that infected PCs with malware
Researchers have released a report detailing how a recent WinRAR path traversal vulnerability tracked as CVE-2025-8088 was exploited in zero-day attacks by the Russian ‘RomCom’ hacking group to drop different malware payloads. RomCom (aka Storm-0978 and Tropical Scorpius) is a Russian cyberespionage threat group with a history in zero-day exploitation, including in Firefox (CVE-2024-9680, CVE-2024-49039) and Microsoft Office (CVE-2023-36884). ESET […]
WinRAR zero-day exploited to plant malware on archive extraction
A recently fixed WinRAR vulnerability tracked as CVE-2025-8088 was exploited as a zero-day in phishing attacks to install the RomCom malware. The flaw is a directory traversal vulnerability that was fixed in WinRAR 7.13, which allows specially crafted archives to extract files into a file path selected by the attacker. “When extracting a file, previous versions of WinRAR, […]
SonicWall finds no SSLVPN zero-day, links ransomware attacks to 2024 flaw
SonicWall says that recent Akira ransomware attacks exploiting Gen 7 firewalls with SSLVPN enabled are exploiting an older vulnerability rather than a zero-day flaw. The company says that the attackers are targeting CVE-2024-40766, an unauthorized access flaw fixed in August 2024. “We now have high confidence that the recent SSLVPN activity is not connected to […]
SonicWall urges admins to disable SSLVPN amid rising attacks
SonicWall has warned customers to disable SSLVPN services due to ransomware gangs potentially exploiting an unknown security vulnerability in SonicWall Gen 7 firewalls to breach networks over the past few weeks. The warning comes after Arctic Wolf Labs reported on Friday that it had observed multiple Akira ransomware attacks, likely using a SonicWall zero-day vulnerability, since July 15th. “The […]
Android gets patches for Qualcomm flaws exploited in attacks
Google has released security patches for six vulnerabilities in Android’s August 2025 security update, including two Qualcomm flaws exploited in targeted attacks. The two security bugs, tracked as CVE-2025-21479 and CVE-2025-27038, were reported through the Google Android Security team in late January 2025. The first is a Graphics framework incorrect authorization weakness that can lead to memory corruption […]