CVE-2020-21496

A cross-site scripting (XSS) vulnerability in the component /admin/?setting-base.htm of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via the sitebrief parameter.

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/5

References

• CVE Record
• NVD entry

Related

• CVE-2020-21493
• CVE-2020-21494
• CVE-2020-21495
• CVE-2020-21503
• CVE-2020-21517
• CVE-2020-21529