Vulnerability in Squid-cache Squid

CVE-2023-46846

SQUID is vulnerable to HTTP request smuggling, caused by chunked decoder lenience, allows a remote attacker to perform Request/Response smuggling past firewall and frontend security systems.

Vulnerability class: HTTP Request Smuggling

EPSS: 0.053 (91.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-46846?
CVE-2023-46846 is a critical-severity vulnerability in Squid-cache Squid, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 9.3/10. Published 2023-11-03.
How severe is CVE-2023-46846?
Critical severity. CVSS v3 base score is 9.3 out of 10.