Actively Exploited
New CrushFTP zero-day exploited in attacks to hijack servers
CrushFTP is warning that threat actors are actively exploiting a zero-day vulnerability tracked as CVE-2025-54309, which allows attackers to gain administrative access via the web interface on vulnerable servers. CrushFTP is an enterprise file transfer server used by organizations to securely share and manage files over FTP, SFTP, HTTP/S, and other protocols. According to CrushFTP, threat […]
Hackers scanning for TeleMessage Signal clone flaw exposing passwords
Researchers are seeing exploitation attempts for the CVE-2025-48927 vulnerability in the TeleMessage SGNL app, which allows retrieving usernames, passwords, and other sensitive data. TeleMessage SGNL is a Signal clone app now owned by Smarsh, a compliance-focused company that provides cloud-based or on-premisses communication solutions to various organizations. Scanning for vulnerable endpoints Threat monitoring firm GreyNoise has observed […]
Citrix Bleed 2 exploited weeks before PoCs as Citrix denied attacks
A critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed “CitrixBleed 2,” was actively exploited nearly two weeks before proof-of-concept (PoC) exploits were made public, despite Citrix stating that there was no evidence of attacks. GreyNoise has confirmed its honeypots detected targeted exploitation from IP addresses located in China on June 23, 2025. “GreyNoise has observed […]
New Fortinet FortiWeb hacks likely linked to public RCE exploits
Multiple Fortinet FortiWeb instances recently infected with web shells are believed to have been compromised using public exploits for a recently patched remote code execution (RCE) flaw tracked as CVE-2025-25257. News of the exploitation activity comes from threat monitoring platform The Shadowserver Foundation, which observed 85 infections on July 14 and 77 on the next […]
Google fixes actively exploited sandbox escape zero day in Chrome
Google has released a security update for Chrome to address half a dozen vulnerabilities, one of them actively exploited by attackers to escape the browser’s sandbox protection. The vulnerability is identified as CVE-2025-6558 and received a high-severity rating of 8.8. It was discovered by researchers at Google’s Threat Analysis Group (TAG) on June 23. The security issue is […]
Hackers are exploiting critical RCE flaw in Wing FTP Server
Hackers have started to exploit a critical remote code execution vulnerability in Wing FTP Server just one day after technical details on the flaw became public. The observed attack ran multiple enumeration and reconnaissance commands followed by establishing persistence by creating new users. The exploited Wing FTP Server vulnerability is tracked as CVE-2025-47812 and received the highest severity […]
CISA tags Citrix Bleed 2 as exploited, gives agencies a day to patch
The U.S. Cybersecurity & Infrastructure Security Agency has confirmed active exploitation of the CitrixBleed 2 vulnerability (CVE-2025-5777) in Citrix NetScaler ADC and Gateway and is giving federal agencies one day to apply fixes. Such a short deadline for installing the patches is unprecedented since CISA released the Known Exploited Vulnerabilities (KEV) catalog, showing the severity of […]
Google fixes fourth actively exploited Chrome zero-day of 2025
Google has released emergency updates to patch another Chrome zero-day vulnerability exploited in attacks, marking the fourth such flaw fixed since the start of the year. “Google is aware that an exploit for CVE-2025-6554 exists in the wild,” the browser vendor said in a security advisory issued on Monday. “This issue was mitigated on 2025-06-26 by a […]
Citrix Bleed 2 flaw now believed to be exploited in attacks
A critical NetScaler ADC and Gateway vulnerability dubbed “Citrix Bleed 2” (CVE-2025-5777) is now likely exploited in attacks, according to cybersecurity firm ReliaQuest, seeing an increase in suspicious sessions on Citrix devices. Citrix Bleed 2, named by cybersecurity researcher Kevin Beaumont due to its similarity to the original Citrix Bleed (CVE-2023-4966), is an out-of-bounds memory […]
CISA: AMI MegaRAC bug enabling server hijacks exploited in attacks
CISA has confirmed that a maximum severity vulnerability in AMI’s MegaRAC Baseboard Management Controller (BMC) software is now actively exploited in attacks. The MegaRAC BMC firmware provides remote system management capabilities for troubleshooting servers without being physically present, and it’s used by several vendors (including HPE, Asus, and ASRock) that supply equipment to cloud service […]