Introducing the URL validation bypass cheat sheet
URL validation bypasses are the root cause of numerous vulnerabilities including many instances of SSRF, CORS misconfiguration, and open redirection.
Aggregating 4487 articles from trusted cybersecurity sources
URL validation bypasses are the root cause of numerous vulnerabilities including many instances of SSRF, CORS misconfiguration, and open redirection.
Through the years, we have seen many attacks exploiting web caches to hijack sensitive information or store malicious payloads.
Some websites parse email addresses to extract the domain and infer which organisation the owner belongs to. This pattern makes email-address parser discrepa...
Websites are riddled with timing oracles eager to divulge their innermost secrets. It's time we started listening to them.
Imagine the CEO of a random company receives an email containing a PDF invoice file. In Safari and MacOS Preview, the total price displayed is £399.
We're delighted to announce three major research releases from PortSwigger Research will be published at both Black Hat USA and DEF CON 32.
The power of our XSS cheat sheet is we get fantastic contributions from the web security community and this update is no exception.
Most of the web already supports HTTPS: In fact, 93% of requests made by Firefox are already HTTPS. As a reminder, HTTP over TLS (HTTPS) fixes the security s...
When you open a HTTP request or response, what do you instinctively look for? Suspicious parameter names?
Signed web tokens are widely used for stateless authentication and authorization throughout the web.
At Mozilla, we believe in an open web that is safe to use. To that end, we improve and maintain the security of people using Firefox around the world.
Have you ever found an HTTP desync vulnerability that seemed impossible to exploit due to its complicated constraints?
Home security giant ADT has confirmed a data breach after the ShinyHunters extortion group threatened to leak stolen data unless a ransom is paid. [.
Security Affairs reports that prolific Russian dark web forum and ransomware network RAMP has suffered a major data leak that exposed thousands of user recor...
TechCrunch reports that Vercel has disclosed that unencrypted customer information had been compromised prior to this month's breach that affected its intern...
Article 9 of DORA makes authentication and access control a legal obligation for EU financial entities. Here is what the regulation requires, and what a brea...
UK government Minister confirms that breached health records of UK Biobank volunteers were up for sale on Chinese ecommerce platforms before being removed
Bitwarden CLI was hit by the Checkmarx supply chain attack. Version 2026.
A breach claims the systems as well as the confidence that was, in retrospect, a major vulnerability
A newly identified cyber threat group, UNC6692, is using a clever mix of social engineering and custom malware to infiltrate corporate networks. By impersona...
Cybersecurity researchers at Socket have uncovered a major supply chain compromise affecting the Bitwarden CLI. Attackers successfully abused a GitHub Action...
Rituals disclosed a breach where hackers accessed and downloaded some My Rituals members’ data, including names and addresses. Luxury cosmetics giant Rituals...
Hackers have compromised Docker images, VSCode and Open VSX extensions for the Checkmarx KICS analysis tool to harvest sensitive data from developer environm...
California-based marijuana delivery service Three Trees had data from at least 40,000 individuals leaked as a result of a misconfigured MongoDB database, Cyb...