CVE-2004-0591

Cross-site scripting (XSS) vulnerability in the print_header_uc function for SqWebMail 4.0.4 and...

6.8 MediumPublic exploitFix available

Cross-site scripting (XSS) vulnerability in the print_header_uc function for SqWebMail 4.0.4 and earlier, and possibly 3.x, allows remote attackers to inject arbitrary web script or HRML via (1) e-mail headers or (2) a message with a "message/delivery-status" MIME Content-Type.

Exploit likelihood

4.97%Up 2.0 points since Feb 4, 2022

What each source reports

NVD Score used 6.8

Record: CVE-2004-0591
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2004-0591
Updated: 2026-11-02

EUVDEUVD-2004-0590 No score

Record: EUVD-2004-0590
Updated: 2026-11-03

GitHub AdvisoriesGHSA-986j-hw45-768j No score

Cross-site scripting (XSS) vulnerability in the print_header_uc function for SqWebMail 4.0.4 and...

Record: GHSA-986j-hw45-768j
Updated: 2026-11-02

OSV No score

Record: CVE-2004-0591
Updated: 2026-11-02

OSVDEBIAN-CVE-2004-0591 No score

Record: DEBIAN-CVE-2004-0591
Updated: 2026-11-02

Affected products

inter7 sqwebmail

Affected packages

Affected packages
Package	Affected	Fixed
`courier` Debian:12	before 0.45.4-4	0.45.4-4
`courier` Debian:13	before 0.45.4-4	0.45.4-4
`courier` Debian:14	before 0.45.4-4	0.45.4-4
`courier` Debian:3.0	before 0.37.3-2.5	0.37.3-2.5

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	SqWebMail 4.0.4.20040524 - Email Header HTML Injection	2004-06-21

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2004-0591 is a medium vulnerability (CVSS 6.8) in Inter7 Sqwebmail, published June 24, 2004. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 4.97%, the 92nd percentile. Fixed in courier 0.45.4-4.