CVE-2026-84099 wpstorecart WordPress Plugin - Insecure Deserialization

wpstorecart WordPress plugin through 5.0.7 contains an insecure deserialization vulnerability caused by direct unauthenticated access to a bundled add-on that deserializes user input without class restrictions, letting unauthenticated attackers inject arbitrary PHP objects, exploit requires no authentication.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.45% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Insecure Deserialization
Impact
Remote Code Execution, Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
12 September 2026
Updated
15 October 2026
Weakness
CWE-502

Vendor fix

Update to the latest version beyond 5.0.7.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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