Vulnerabilities tagged "web"

Exploiting Web3’s Hidden Attack Surface: Universal XSS on Netlify’s Next.js Library

Three vulns that were discovered in Netlify's Next.js lib, which is heavily used across many cryptocurrency sites due to it's web3 support. With that context in mind, CIA (confidentiality, integrity, availability) is interesting with web3, as integrity is critical; the data coming from a trusted site needs to be trustworthy, as most users won't go digging through the blockchain to verify a particular address or transaction matches.
 

VMware Authentication Bypass Vulnerability [CVE-2022-22972]

Honestly, this is a bit of a crazy issue to see, during Login, if the `LocalPasswordAuthAdapter` gets used, it will attempt to validate the login credentials with whatever host is in the `Host` header, an attacker can often control this header completely. And so by pointing the header to a domain the attacker controls they can setup a server that will respond with an `HTTP 200` to the authentication request allowing the attacker to login.
 

[GitLab] Stored XSS in Notes (with CSP bypass)

It seems that the syntax highlighting filter will read the `data-sourcepos` attribute rather permissively including newlines and angle brackets. This value gets reflected back out into the page where the browser will end up interpreting as HTML some of the text the backend throught was in the attribute.
 

Stealing Google Drive OAuth tokens from Dropbox

Inspired by HTTPVoid's February write-up about [Hacking Google Drive Integrations](https://github.com/httpvoid/writeups/blob/main/Hacking-Google-Drive-Integrations.md). They took a bit deeper look at how HelloSign patched the SSRF documented.
 

[Glovo] Integer overflow vulnerability

Funny bug in Glovo, which is a delivery platform for taking orders and dispatching deliveries.The bug is an integer overflow in the quantity parameter of the POST request for the order, which can affect the total price of the order...
 
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