CVE-2020-21494

A cross-site scripting (XSS) vulnerability in the component install\install.sql of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via changing the doctype value to 0.

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

0.69% chance of exploitation in the next 30 days, 50th percentile

Published

2021-10-04

Updated

2024-08-04

Proof-of-concept exploits (1)

• wanghaiwei/xiuno-docker/issues/4

References

• CVE Record
• NVD entry

Related

• CVE-2020-21493
• CVE-2020-21495
• CVE-2020-21496
• CVE-2020-21485
• CVE-2020-21483
• CVE-2020-21503