CVE-2020-17451

flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages&sub=edit&editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system&sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.

CVSS v3.1

4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/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

0.61% chance of exploitation in the next 30 days, 47th percentile

Published

2020-08-09

Updated

2024-08-04

Proof-of-concept exploits (2)

• https://lists.openwall.net/full-disclosure/2020/08/07/1
• https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-flatcore-cms/

References

• CVE Record
• NVD entry

Related

• CVE-2020-17450
• CVE-2020-17452
• CVE-2020-17449
• CVE-2020-17453
• CVE-2020-17382
• CVE-2020-17456