tl;dr

• Mutation XSS using namespace confusion
• Parsing inconsistency in JSDOM

tl;dr

• XSS using hx- attribute to fetch the flag from /api/note/flag.

tl;dr

• meta redirect to attacker website, using the html injection in the paaad.
• leak the unique subdomain with csp violation.
• Another meta redirect csrf with the leaked subdomain to make the note public.

tl;dr

• XSS + HTML sanitization library (ammonia) bypass
• Namespace confusion in ammonia using custom allowed extra tags(math & style)

tl;dr

• CRLF Injection in Headed Key in Werkzeug headers.set
• Using CRLF Injection at /?user= to Get XSS at /helloworld
• Make the admin visit /?user=<PAYLOAD> and /helloworld using cache poison or bug in regex(uninteded)

tl;dr

• Leak csrf token bypassing document.domain
• visiting /profile/ will not change the nonce
• Leak nonce using dangling markup in firefox
• Add XSS payload using the csrf to get the flag

tl;dr

• SSTI in the valentine card
• bypass filter by setting ejs delimiter option
• RCE :yay:

tl;dr

• Create a sqlite3 extension with rce payload.
• Abuse werkzeug tempfile to upload the extension to server.
• load that extension using load_extension(‘/proc/self/fd/fd_no’);

tl;dr

• read output using ValueError
• sys.modules to print all the app modules
• go through the module classes and find the test case functions and re-write them to always return true

tl;dr

• craft a payload with a random nonce
• use hash-collider to collide the nonce we gave earlier