Medium severity · published Aug 1, 2022
CVE-2022-1600
YOP Poll < 6.4.3 - IP Spoofing
5.3
CVSS
0.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
YP
YOP Poll ·
6.4.3 before 6.4.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1600
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1600
Exploit
https://wpscan.com/vulnerability/2b7445fd-0992-47cd-9a48-f5f18d8171f7
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CVE-2026-14840
YOP Poll < 7.0.6 - Unauthenticated Vote Restriction Bypass via IP Header Spoofing