CVE-2022-4820
CWE-79Published: December 28, 2022· Updated: Jun 17, 2026
Official Description
A vulnerability classified as problematic has been found in FlatPress. This affects an unknown part of the file admin/panels/entry/admin.entry.list.php of the component Admin Area. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. The name of the patch is 229752b51025e678370298284d42f8ebb231f67f. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216999.
Technical Analysis
CVE-2022-4820 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (8)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-4820 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts