The critical React vulnerability has been exploited in the wild by Chinese and other threat actors.
The post Cloudflare Outage Caused by React2Shell Mitigations appeared first on SecurityWeek.
Cloudflare Outage Not Caused by Cyberattack
Major online services such as ChatGPT, X, and Shopify were disrupted in a, as well as transit and city services.
The post Cloudflare Outage Not Caused by Cyberattack appeared first on SecurityWeek.
Record-Breaking DDoS Attack Peaks at 22 Tbps and 10 Bpps
The attack was aimed at a European network infrastructure company and it has been linked to the Aisuru botnet.
The post Record-Breaking DDoS Attack Peaks at 22 Tbps and 10 Bpps appeared first on SecurityWeek.
RaccoonO365 Phishing Service Disrupted, Leader Identified
Microsoft and Cloudflare have teamed up to take down the infrastructure used by RaccoonO365.
The post RaccoonO365 Phishing Service Disrupted, Leader Identified appeared first on SecurityWeek.
New HTTP Request Smuggling Attacks Impacted CDNs, Major Orgs, Millions of Websites
A desync attack method leveraging HTTP/1.1 vulnerabilities impacted many websites and earned researchers more than $200,000 in bug bounties.
The post New HTTP Request Smuggling Attacks Impacted CDNs, Major Orgs, Millions of Websites appeared first on SecurityWeek.
DDoS Attacks Blocked by Cloudflare in 2025 Already Surpass 2024 Total
Cloudflare has published its quarterly DDoS threat report for Q2 2025 and the company says it has blocked millions of attacks.
The post DDoS Attacks Blocked by Cloudflare in 2025 Already Surpass 2024 Total appeared first on SecurityWeek.
Record-Breaking 7.3 Tbps DDoS Attack Targets Hosting Provider
Cloudflare has blocked yet another record-breaking DDoS attack, which delivered the equivalent of 9,000 HD movies in just 45 seconds.
The post Record-Breaking 7.3 Tbps DDoS Attack Targets Hosting Provider appeared first on SecurityWeek.
Cloudflare Tunnels Abused in New Malware Campaign
A threat actor is abusing Cloudflare Tunnels for the delivery of a Python loader as part of a complex infection chain.
The post Cloudflare Tunnels Abused in New Malware Campaign appeared first on SecurityWeek.
Surge in Cyberattacks Targeting Journalists: Cloudflare
Between May 2024 and April 2025, Cloudflare blocked 109 billion malicious requests targeting organizations protected under Project Galileo.
The post Surge in Cyberattacks Targeting Journalists: Cloudflare appeared first on SecurityWeek.
ClickFix Attack Exploits Fake Cloudflare Turnstile to Deliver Malware
Researchers have discovered and analyzed a ClickFix attack that uses a fake Cloudflare ‘humanness’ check.
The post ClickFix Attack Exploits Fake Cloudflare Turnstile to Deliver Malware appeared first on SecurityWeek.
