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CVE-2026-14840

YOP Poll < 7.0.6 - Unauthenticated Vote Restriction Bypass via IP Header Spoofing

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 7.0.6
1 proof of concept on GitHub
  • Exploitation: poc
  • Automatable: yes
  • Technical impact: partial

Summary

The YOP Poll WordPress plugin before 7.0.6 does not validate the connection's origin IP address and instead trusts client-controlled forwarding headers when enforcing its per-IP vote restriction, allowing unauthenticated attackers to bypass the vote limit and cast unlimited votes on a public poll.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • Unknown YOP Poll

    From 7.0.0 · fixed in 7.0.6

References 2

wpscan.com

GitHub · nullwhisper/CVE-2026-14840