Medium severity · published Sep 11, 2023
CVE-2023-4022
Herd Effects < 5.2.3 - Admin+ Stored XSS
4.8
CVSS
0.5%
EPSS
No
On KEV
Description
The Herd Effects WordPress plugin before 5.2.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HE
Herd Effects ·
before 5.2.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-4022
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-4022
Exploit
https://wpscan.com/vulnerability/c4ac0b19-58b1-4620-b3b7-fbe6dd6c8dd5
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