CVE-2006-0377

CRLF injection vulnerability in SquirrelMail 1.4.0 to 1.4.5 allows remote attackers to inject...

5.0 MediumFix available

CRLF injection vulnerability in SquirrelMail 1.4.0 to 1.4.5 allows remote attackers to inject arbitrary IMAP commands via newline characters in the mailbox parameter of the sqimap_mailbox_select command, aka "IMAP injection."

Exploit likelihood

2.35%Down 2.0 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2006-0377
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2006-0377
Updated: 2026-11-02

EUVDEUVD-2006-0384 No score

Record: EUVD-2006-0384
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3j45-pgff-92h5 No score

CRLF injection vulnerability in SquirrelMail 1.4.0 to 1.4.5 allows remote attackers to inject...

Record: GHSA-3j45-pgff-92h5
Updated: 2026-11-02

Affected products

squirrelmail

Affected packages

Affected packages
Package	Affected	Fixed
`squirrelmail` Debian:3.0	before 1.2.6-5	1.2.6-5
`squirrelmail` Debian:3.1	before 2:1.4.4-8, plus listed versions 2:1.4.4-52:1.4.4-62:1.4.4-6sarge12:1.4.4-7	2:1.4.4-8
`squirrelmail` Red Hat:enterprise_linux:3::as	before 0:1.4.6-5.el3	0:1.4.6-5.el3
`squirrelmail` Red Hat:enterprise_linux:3::desktop	before 0:1.4.6-5.el3	0:1.4.6-5.el3
`squirrelmail` Red Hat:enterprise_linux:3::es	before 0:1.4.6-5.el3	0:1.4.6-5.el3
`squirrelmail` Red Hat:enterprise_linux:3::ws	before 0:1.4.6-5.el3	0:1.4.6-5.el3
`squirrelmail` Red Hat:enterprise_linux:4::as	before 0:1.4.6-5.el4	0:1.4.6-5.el4
`squirrelmail` Red Hat:enterprise_linux:4::desktop	before 0:1.4.6-5.el4	0:1.4.6-5.el4
`squirrelmail` Red Hat:enterprise_linux:4::es	before 0:1.4.6-5.el4	0:1.4.6-5.el4
`squirrelmail` Red Hat:enterprise_linux:4::ws	before 0:1.4.6-5.el4	0:1.4.6-5.el4

History

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

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

In short

CVE-2006-0377 is a medium vulnerability (CVSS 5.0) in Squirrelmail, published February 24, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.35%, the 83rd percentile. Fixed in squirrelmail 1.2.6-5.

References

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