CVE-2020-22839

Reflected cross-site scripting vulnerability (XSS) in the evoadm.php file in b2evolution cms version 6.11.6-stable allows remote attackers to inject arbitrary webscript or HTML code via the tab3 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

4.50% chance of exploitation in the next 30 days, 91th percentile

Published

2021-02-09

Updated

2024-08-04

Proof-of-concept exploits (3)

• http://packetstormsecurity.com/files/161363/b2evolution-CMS-6.11.6-Cross-Site-Scripting.h…
• https://sohambakore.medium.com/b2evolution-cms-reflected-xss-in-tab-type-parameter-in-evo…
• https://www.exploit-db.com/exploits/49555

References

• CVE Record
• NVD entry

Related

• CVE-2020-22820
• CVE-2020-22840
• CVE-2020-22819
• CVE-2020-22841
• CVE-2020-22818
• CVE-2020-22864