CVE-2023-4642: kk Star Ratings < 5.4.6 - Rating Tampering via Race Condition

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-11-27 · updated 2026-06-17
Weakness: CWE-362

Description

The kk Star Ratings WordPress plugin before 5.4.6 does not implement atomic operations, allowing one user vote multiple times on a poll due to a Race Condition.

Affected products

kk Star Ratings: before 5.4.6 — fixed in 5.4.6

How to fix

Upgrade to a fixed version: kk Star Ratings 5.4.6. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/6f481d34-6feb-4af2-914c-1f3288f69207
https://wpscan.com/vulnerability/6f481d34-6feb-4af2-914c-1f3288f69207

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