Latest cybersecurity reporting from selected sources.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has urged government agencies to apply patches for two security flaws impacting Synacor Zimbra Collaboration Suite (ZCS) and Microsoft Office SharePoint, stating they have been actively exploited in the wild

The former head of Trenchant, a specialized U.S. defense contractor unit, was sentenced Tuesday to more than seven years in federal prison for stealing and selling zero-day exploits to a Russian exploit broker whose clients include the Russian government. [...]

The recently disclosed critical Microsoft SharePoint vulnerability has been under exploitation as early as July 7, 2025, according to findings from Check Point Research

Cybersecurity researchers have shed light on a previously undocumented threat actor called NightEagle (aka APT-Q-95) that has been observed targeting Microsoft Exchange servers as a part of a zero-day exploit chain designed to target government, defense, and technology sectors in China

The French cybersecurity agency on Tuesday revealed that a number of entities spanning governmental, telecommunications, media, finance, and transport sectors in the country were impacted by a malicious campaign undertaken by a Chinese hacking group by weaponizing several zero-day vulnerabilities in Ivanti Cloud Services Appliance (CSA) devices

They're good at zero-day exploits, too Silk Typhoon, the Chinese government crew believed to be behind the December US Treasury intrusions, has been abusing stolen API keys and cloud credentials in ongoing attacks targeting IT companies and state and local government agencies since late 2024, according to Microsoft Threat Intelligence.…

Tianfeng Guan Allegedly Developed Zero-Day Exploit of Sophos XG FirewallThe U.S. federal government rolled out its heavy guns Tuesday against a Chinese hacker allegedly at the center of a zero-day exploit used to hack firewalls made by Sophos, unsealing an indictment, rolling out sanctions and offering $10 million for information leading to the suspect's arrest.

No word on when or if the issue will be fixed Chinese government-linked snoops are exploiting a zero-day bug in Fortinet's Windows VPN client to steal credentials and other information, according to memory forensics outfit Volexity.…

Hackers are attempting to exploit two zero-day vulnerabilities in PTZOptics pan-tilt-zoom (PTZ) live streaming cameras used in industrial, healthcare, business conferences, government, and courtroom settings. [...]

​Cisco warned today that a state-backed hacking group has been exploiting two zero-day vulnerabilities in Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) firewalls since November 2023 to breach government networks worldwide. [...]

With this zero-day, researchers say the 'scrappy' group is stepping up its operations The Winter Vivern cyber spy group is exploiting an XSS zero-day vulnerability in attacks on European governments.…

The Winter Vivern Russian hacking group has been exploiting a Roundcube Webmail zero-day since at least October 11 to attack European government entities and think tanks. [...]

A suspected Chinese-nexus hacking group exploited a recently disclosed zero-day flaw in Barracuda Networks Email Security Gateway (ESG) appliances to breach government, military, defense and aerospace, high-tech industry, and telecom sectors as part of a global espionage campaign

Cyberattackers have used a zero-day exploit to compromise up to 12 Norwegian government departments.

Google TAG researchers reveal two campaigns against iOS, Android, and Chrome users that demonstrate how the commercial surveillance market is thriving despite government-imposed limits.

Unknown attackers used zero-day exploits to abuse a new FortiOS bug patched this month in attacks targeting government and large organizations that have led to OS and file corruption and data loss. [...]

A zero-day vulnerability in FortiOS SSL-VPN that Fortinet addressed last month was exploited by unknown actors in attacks targeting the government and other large organizations

Or so says Google after tracking 30+ vendors peddling surveillance malware Spyware vendor Cytrox sold zero-day exploits to government-backed snoops who used them to deploy the firm's Predator spyware in at least three campaigns in 2021, according to Google's Threat Analysis Group (TAG).…

The group's attack methods have included exploits for a zero-day vulnerability in a livestock-tracking apps as well as for the Apache Log4 flaw.