Cisco IOS XR vulnerability lets attackers crash BGP on routers

Cisco has patched a denial of service (DoS) vulnerability that lets attackers crash the Border Gateway Protocol (BGP) process on IOS XR routers with a single BGP update message. IOS XR runs on the company’s carrier-grade, Network Convergence System (NCS), and Carrier Routing System (CRS) series of routers, such as the ASR 9000, NCS 5500, and 8000 series. This high-severity flaw […]

Suspected LockBit ransomware dev extradited to United States

A dual Russian-Israeli national, suspected of being a key developer for the LockBit ransomware operation, has been extradited to the United States to face charges. Rostislav Panev, 51, was arrested in Israel last August, where police reportedly found incriminating evidence on his laptop. This included credentials for LockBit’s internal control panel and a repository containing […]

Microsoft apologizes for removing VSCode extensions used by millions

Microsoft has reinstated the ‘Material Theme – Free’ and ‘Material Theme Icons – Free’ extensions on the Visual Studio Marketplace after finding that the obfuscated code they contained wasn’t actually malicious. The two VSCode extensions, which count over 9 million installs, were pulled from the VSCode Marketplace in late February over security risks, and their […]

New SuperBlack ransomware exploits Fortinet auth bypass flaws

A new ransomware operator named ‘Mora_001’ is exploiting two Fortinet vulnerabilities to gain unauthorized access to firewall appliances and deploy a custom ransomware strain dubbed SuperBlack. The two vulnerabilities, both authentication bypasses, are CVE-2024-55591 and CVE-2025-24472, which Fortinet disclosed in January and February, respectively. When Fortinet first disclosed CVE-2024-55591 on January 14, they confirmed it had […]

Juniper patches bug that let Chinese cyberspies backdoor routers

​Juniper Networks has released emergency security updates to patch a Junos OS vulnerability exploited by Chinese hackers to backdoor routers for stealthy access. This medium severity flaw (CVE-2025-21590) was reported by Amazon security engineer Matteo Memelli and is caused by an improper isolation or compartmentalization weakness. Successful exploitation lets local attackers with high privileges execute arbitrary code […]

GitLab patches critical authentication bypass vulnerabilities

GitLab released security updates for Community Edition (CE) and Enterprise Edition (EE), fixing nine vulnerabilities, among which two critical severity ruby-saml library authentication bypass flaws. All flaws were addressed in GitLab CE/EE versions 17.7.7, 17.8.5, and 17.9.2, while all versions before those are vulnerable.  GitLab.com is already patched, and GitLab Dedicated customers will be updated […]

ClickFix attack delivers infostealers, RATs in fake Booking.com emails

Microsoft is warning that an ongoing phishing campaign impersonating Booking.com is using ClickFix social engineering attacks to infect hospitality workers with various malware, including infostealers and RATs. The campaign started in December 2024 and continues today, targeting employees at hospitality organizations such as hotels, travel agencies, and other businesses that use Booking.com for reservations. The threat […]

CISA: Medusa ransomware hit over 300 critical infrastructure orgs

CISA says the Medusa ransomware operation has impacted over 300 organizations in critical infrastructure sectors in the United States until last month. This was revealed in a joint advisory issued today in coordination with the Federal Bureau of Investigation (FBI) and the Multi-State Information Sharing and Analysis Center (MS-ISAC). “As of February 2025, Medusa developers […]