CVE-2021-45822

A cross-site scripting vulnerability is present in Xbtit 3.1. The stored XSS vulnerability occurs because /ajaxchat/sendChatData.php does not properly validate the value of the "n" (POST) parameter. Through this vulnerability, an attacker is capable to execute malicious JavaScript code.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS

1.05% chance of exploitation in the next 30 days, 62th percentile

Published

2022-03-16

Updated

2024-08-04

Proof-of-concept exploits (2)

• https://emaragkos.gr/infosec-adventures/xbtit-3-1-xss-stored-amp-reflected/
• btiteam/xbtit-3.1/issues/7

References

• CVE Record
• NVD entry

Related

• CVE-2021-45821
• CVE-2021-45829
• CVE-2021-45818
• CVE-2021-45830
• CVE-2021-45814
• CVE-2021-45832