CVE-2021-33483

An issue was discovered in CommentsService.ashx in OnyakTech Comments Pro 3.8. The comment posting functionality allows an attacker to add an XSS payload to the JSON request that will execute when users visit the page with the comment.

CVSS v3.1

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

CVSS v2.0

3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS

0.62% chance of exploitation in the next 30 days, 47th percentile

Published

2021-09-07

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://burninatorsec.blogspot.com/2021/07/onyaktech-comments-pro-broken.html

References

• CVE Record
• NVD entry

Related

• CVE-2021-33480
• CVE-2021-33484
• CVE-2021-33477
• CVE-2021-33488
• CVE-2021-33470
• CVE-2021-33489