Medium severity · published Jun 17, 2026
CVE-2026-27410
WordPress Slimstat Analytics plugin < 5.4.0 - Deserialization of untrusted data vulnerability
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
Unauthenticated Deserialization of untrusted data in Slimstat Analytics < 5.4.0 versions.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Slimstat Analytics · VeronaLabs
before 5.4.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-27410
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-27410
patchstack.com
https://patchstack.com/database/wordpress/plugin/wp-slimstat/vulnerability/wordpress-slimstat-analytics-plugin-5-4-0-deserialization-of-untrusted-data-vulnerability?_s_id=cve
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