cvedb.io
CVE-2021-33620
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2021-05-28T12:15:07.697 · Last modified 2026-06-17T03:54:52.797

Summary

Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent by the server.

Affected products

squid-cache — squid

Does this affect you?

Add your gear to cvedb and we'll alert you only when squid-cache ships something exploited.

Check my exposure →

References

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