cvedb.io
CVE-2021-45468
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2022-01-14T18:15:10.203 · Last modified 2026-06-17T04:13:25.630

Summary

Imperva Web Application Firewall (WAF) before 2021-12-23 allows remote unauthenticated attackers to use "Content-Encoding: gzip" to evade WAF security controls and send malicious HTTP POST requests to web servers behind the WAF.

Affected products

imperva — web_application_firewall

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.