bug-bounty448
google355
microsoft313
facebook262
xss238
apple180
malware174
rce149
exploit124
bragging-post101
cve99
account-takeover93
phishing83
csrf79
privilege-escalation77
stored-xss65
supply-chain65
authentication-bypass63
dos60
reflected-xss57
browser57
react50
cloudflare49
reverse-engineering48
input-validation48
cross-site-scripting48
access-control47
smart-contract45
docker45
aws45
node44
ethereum43
web343
sql-injection43
web-security42
defi42
web-application41
ssrf38
burp-suite35
vulnerability-disclosure34
idor34
race-condition33
html-injection33
info-disclosure33
smart-contract-vulnerability32
writeup32
buffer-overflow32
cloud32
oauth32
information-disclosure30
0
8/10
Jonathan Bouman discovered a persistent XSS vulnerability in LinkedIn's article embed feature by exploiting unvalidated Open Graph tags, specifically the og:video tag, to inject malicious HTML and create fake phishing login screens that could steal user credentials. The vulnerability leverages LinkedIn's content embedding functionality which processes Open Graph metadata without proper validation, allowing attackers to inject arbitrary content into iframes on LinkedIn articles.
persistent-xss
open-graph
oembed
html-injection
phishing
embed-manipulation
login-phishing
iframe-breakout
responsible-disclosure
bug-bounty
linkedin
Jonathan Bouman
LinkedIn
YouTube
Medium
Twitter
Vimeo
Wordpress
SnappySnippet
Burp Suite