Actively Exploited
CISA confirms PHP2Shell vulnerabilities now exploited in attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two critical PHP vulnerabilities collectively tracked as PHP2Shell to its catalog of actively exploited security flaws. Threat actors without privileges can exploit the two security issues (CVE-2026-109618 and CVE-2026-109619) in high-complexity attacks to gain remote code execution (RCE) on unpatched systems. The PHP security team […]
PHP2Shell security flaws now sucessfully exploited in the wild
Two critical RCE vulnerabilities (CVE-2026-109618 and CVE-2026-109619), collectively tracked as PHP2Shell, have been successfully exploited in the wild. The malicious activity was caught by Adel Karimi, detection and response lead at Perplexity, whose honeypots recorded evidence of confirmed remote code execution against an Apache mod_php installation running PHP 8.4.26. “This is now confirmed RCE with […]
Arista patches new VeloCloud Orchestrator zero-day exploited in attacks
Arista Networks released security updates to patch an actively exploited zero-day vulnerability affecting VeloCloud Orchestrator (VCO) On-Prem deployments. VCO is a web-based management portal that helps administrators configure, monitor, and manage VeloCloud SD-WANs (Software-Defined Wide Area Networks) and associated edge devices. Tracked as CVE-2026-114625, this critical-severity flaw can allow attackers with basic privileges, access to […]
Amazon says PHP2Shell exploitation began 4 days before patches
Security researchers at Amazon Threat Intelligence say attackers began targeting the PHP2Shell flaws four days before security patches were released on Wednesday. Tracked as CVE-2026-109618 and CVE-2026-109619, the two critical vulnerabilities let attackers gain remote code execution (RCE) on vulnerable systems. The PHP security team patched them on October 21 after urging admins one day earlier to […]
CISA: Hackers chain Plex flaws in Plex2Shell attacks to breach servers
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that attackers are actively exploiting four vulnerabilities in Plex Media Server. The security issues are collectively called Plex2Shell. When chained in an exploit, an attacker can obtain the owner’s admin token and execute code with elevated privileges. Plex Media Server is a popular media suite […]
Hackers exploit SiteGuard WAF flaw to run commands as admins
Hackers are exploiting an OS command-injection vulnerability in the SiteGuard Server Edition web application firewall (WAF), allowing them to execute commands with root or SYSTEM privileges on affected machines. The security issue is tracked as CVE-2026-106931 and affects the statistics feature in host-based WAF instances, which is enabled by default. SiteGuard is a leading Japanese […]
BAE Systems cyberattack disrupts US federal court operations
The Administrative Office of the US Courts says a cyberattack on government contractor BAE Systems has taken down the notice system used by federal bankruptcy courts. In a Thursday press release, the Administrative Office of the US Courts said the BAE Systems cyberattack also halted the production and distribution of bankruptcy notices. “The Administrative Office […]
Hackers exploit Collabora RCE flaw to backdoor Nextcloud servers
Threat actors are exploiting a critical command execution flaw, now tracked as CVE-2026-110447, in the Collabora Online – Built-in CODE Server app (richdocumentscode) for Nextcloud. Multiple administrator reports indicate that attacks began in mid-September, roughly a month before the formal security bulletin, the GitHub advisory, and CVE publication. CVE-2026-110447 impacts richdocumentscode versions before 26.4.303 and […]
Palo Alto Networks warns of PAN-OS RCE flaw exploited in attacks
Palo Alto Networks has released security updates for a high-severity PAN-OS RCE zero-day, tracked as CVE-2026-0322, that has been exploited in attacks targeting firewalls. The vulnerability affects the PAN-OS management interface and lets authenticated attackers with network access execute code as root on vulnerable devices. Palo Alto Networks confirmed in a security advisory published Wednesday […]
Cisco patches new Secure Email Gateway zero-day exploited in attacks
Cisco has patched another actively exploited zero-day flaw in its Secure Email Gateway (SEG) that lets remote unauthenticated attackers execute commands with root privileges. Tracked as CVE-2026-76519, this vulnerability stems from a relative path traversal weakness in SEG’s Advanced Malware Protection (AMP) feature, caused by improper handling of email attachments. Threat actors can exploit this issue […]