Critical severity · published Jun 7, 2023
CVE-2021-4341
The uListing plugin for WordPress is vulnerable to authorization bypass via Ajax due to missing capability checks, missing input validation, and a missing security nonce in the…
9.8
CVSS
1.1%
EPSS
No
On KEV
Description
The uListing plugin for WordPress is vulnerable to authorization bypass via Ajax due to missing capability checks, missing input validation, and a missing security nonce in the stm_update_email_data AJAX action in versions up to, and including, 1.6.6. This makes it possible for unauthenticated attackers to change any WordPress option in the database.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UL
Ulisting · Stylemixthemes
through 1.6.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-4341
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-4341
Exploit
https://blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities/
Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/1814537d-8307-4d1f-86c8-801519172be5?source=cve
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