Zero-Day
Craft CMS RCE exploit chain used in zero-day attacks to steal data
Two vulnerabilities impacting Craft CMS were chained together in zero-day attacks to breach servers and steal data, with exploitation ongoing, according to CERT Orange Cyberdefense. The vulnerabilities were discovered by Orange Cyberdefense’s CSIRT, which was called in to investigate a compromised server. As part of the investigation, they discovered that two zero-day vulnerabilities impacting Craft CMS […]
SAP fixes suspected Netweaver zero-day exploited in attacks
SAP has released out-of-band emergency NetWeaver updates to fix a suspected remote code execution (RCE) zero-day flaw actively exploited to hijack servers. The vulnerability, tracked under CVE-2025-31324 and rated critical (CVSS v3 score: 10.0), is an unauthenticated file upload vulnerability in SAP NetWeaver Visual Composer, specifically the Metadata Uploader component. It allows attackers to upload malicious executable […]
Lazarus hackers breach six companies in watering hole attacks
In a recent espionage campaign, the infamous North Korean threat group Lazarus targeted multiple organizations in the software, IT, finance, and telecommunications sectors in South Korea. The threat actor combined a watering hole attack strategy with an exploit for a vulnerability in a file transfer client that is required in South Korea to complete certain financial and […]
Apple fixes two zero-days exploited in targeted iPhone attacks
Apple released emergency security updates to patch two zero-day vulnerabilities that were used in an “extremely sophisticated attack” against specific targets’ iPhones. The two vulnerabilities are in CoreAudio (CVE-2025-31200) and RPAC (CVE-2025-31201), with both bugs impacting iOS, macOS, tvOS, iPadOS, and visionOS. “Apple is aware of a report that this issue may have been exploited in […]
Microsoft: Windows CLFS zero-day exploited by ransomware gang
Microsoft says the RansomEXX ransomware gang has been exploiting a high-severity zero-day flaw in the Windows Common Log File System to gain SYSTEM privileges on victims’ systems. The vulnerability, tracked as CVE-2025-29824, was patched during this month’s Patch Tuesday and was only exploited in a limited number of attacks. CVE-2025-29824 is due to a use-after-free weakness that lets […]
EncryptHub’s dual life: Cybercriminal vs Windows bug-bounty researcher
EncryptHub, a notorious threat actor linked to breaches at 618 organizations, is believed to have reported two Windows zero-day vulnerabilities to Microsoft, revealing a conflicted figure straddling the line between cybercrime and security research. The reported vulnerabilities are CVE-2025-24061 (Mark of the Web bypass) and CVE-2025-24071 (File Explorer spoofing), which Microsoft addressed during the March 2025 Patch Tuesday updates, acknowledging the […]
Google fixes Android zero-days exploited in attacks, 60 other flaws
Google has released patches for 62 vulnerabilities in Android’s April 2025 security update, including two zero-days exploited in targeted attacks. One of the zero-days, a high-severity privilege escalation security vulnerability (CVE-2024-53197) in the Linux kernel’s USB-audio driver for ALSA Devices, was reportedly exploited by Serbian authorities to unlock confiscated Android devices as part of a zero-day exploit chain developed […]
Ivanti patches Connect Secure zero-day exploited since mid-March
Ivanti has released security updates to patch a critical Connect Secure remote code execution vulnerability exploited by a China-linked espionage actor to deploy malware since at least mid-March 2025. Tracked as CVE-2025-22457, this critical security flaw is due to a stack-based buffer overflow weakness. It impacts Pulse Connect Secure 9.1x (which reached end-of-support in December), Ivanti […]
Google fixes Chrome zero-day exploited in espionage campaign
Google has fixed a high-severity Chrome zero-day vulnerability exploited to escape the browser’s sandbox and deploy malware in espionage attacks targeting Russian organizations. “Google is aware of reports that an exploit for CVE-2025-2783 exists in the wild,” the company said in a security advisory published Tuesday. Tracked as CVE-2025-2783, this vulnerability was discovered by Kaspersky’s Boris Larin […]
New Windows zero-day leaks NTLM hashes, gets unofficial patch
Free unofficial patches are available for a new Windows zero-day vulnerability that can let remote attackers steal NTLM credentials by tricking targets into viewing malicious files in Windows Explorer. NTLM has been widely exploited in NTLM relay attacks (where threat actors force vulnerable network devices to authenticate to attacker-controlled servers) and pass-the-hash attacks (where they exploit vulnerabilities to steal […]