CVE-2005-3751

Name: CVE-2005-3751
Creator: NVD / NIST
Published: 2005-11-22T20:03:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.47%

Last modified Jun 16, 2026

CVE-2005-3751 is a vulnerability of currently unknown severity. HTTP request smuggling vulnerability in Pound before 1.9.4 allows remote attackers to poison web caches, bypass web application firewall protection, and conduct XSS attacks via an HTTP request with conflicting Content-length and Transfer-encoding headers.. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

HTTP request smuggling vulnerability in Pound before 1.9.4 allows remote attackers to poison web caches, bypass web application firewall protection, and conduct XSS attacks via an HTTP request with conflicting Content-length and Transfer-encoding headers.

Metrics

EPSS Probability

1.47%

70.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apsis	Pound	<= 1.9.3

References

Timeline

Published: Nov 22, 2005
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2005-3751?

How severe is CVE-2005-3751?

Severity scoring for CVE-2005-3751 is pending analysis. The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.

How do I fix CVE-2005-3751?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2005-3751?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST