CVE-2022-1600

Name: CVE-2022-1600
Creator: NVD / NIST
Published: 2022-08-01T13:15:09.933+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2022-1600 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The YOP Poll WordPress plugin before 6.4.3 prioritizes getting a visitor's IP from certain HTTP headers over PHP's REMOTE_ADDR, which makes it possible to bypass IP-based limitations to vote in certain situations.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

The YOP Poll WordPress plugin before 6.4.3 prioritizes getting a visitor's IP from certain HTTP headers over PHP's REMOTE_ADDR, which makes it possible to bypass IP-based limitations to vote in certain situations.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Yop-Poll	Yop Poll	< 6.4.3

References

https://wpscan.com/vulnerability/2b7445fd-0992-47cd-9a48-f5f18d8171f7Exploit, Third Party Advisory
https://wpscan.com/vulnerability/2b7445fd-0992-47cd-9a48-f5f18d8171f7Exploit, Third Party Advisory

Timeline

Published: Aug 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-1600?

How severe is CVE-2022-1600?

CVE-2022-1600 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2022-1600?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-1600?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST