hacktricks/pentesting-web/phone-number-injections.md

# Phone Number Injections

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It's possible to **add strings at the end the phone number** that could be used to exploit common injections (XSS, SQLi, SSRF...) or even to bypass protections:

<figure><img src="../.gitbook/assets/image (29).png" alt=""><figcaption></figcaption></figure>

<figure><img src="../.gitbook/assets/image (23).png" alt=""><figcaption></figcaption></figure>

**OTP Bypass / Bruteforce** would work like this:

<figure><img src="../.gitbook/assets/image (3) (2).png" alt=""><figcaption></figcaption></figure>

## References

* [https://www.youtube.com/watch?app=desktop\&v=4ZsTKvfP1g0](https://www.youtube.com/watch?app=desktop\&v=4ZsTKvfP1g0)

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