CVE-2011-2752

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify...

5.8 Medium

CVE-2011-2752 is a medium vulnerability (CVSS 5.8) in Squirrelmail, published July 17, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.93%, the 80th percentile. No source names a fixed version.

What does this mean?

Severity: 5.8 MediumCVSS 2.0, NVD
Exploit chance: 1.93%EPSS, 80th percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify or add preference values via a \n (newline) character, a different vulnerability than CVE-2010-4555.

Exploit likelihood

1.93%Up 0.7 points since Feb 4, 2022

Affected products

squirrelmail

Affected packages

Affected packages
Package	Affected	Fixed
`squirrelmail` Debian:5.0 From an advisory covering 5 CVEs	before 2:1.4.15-4+lenny5, plus listed versions 2:1.4.15-42:1.4.15-4+lenny12:1.4.15-4+lenny22:1.4.15-4+lenny3.1	2:1.4.15-4+lenny5
`squirrelmail` Debian:6.0 From an advisory covering 5 CVEs	before 2:1.4.21-2, plus listed versions 2:1.4.21-1	2:1.4.21-2
`squirrelmail` Red Hat:enterprise_linux:4::as From an advisory covering 7 CVEs	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::desktop From an advisory covering 7 CVEs	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::es From an advisory covering 7 CVEs	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::ws From an advisory covering 7 CVEs	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 7 CVEs	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13
`squirrelmail` Red Hat:enterprise_linux:5::server From an advisory covering 7 CVEs	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13

What each source reports

NVD Score used5.8

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify or add preference values via a \n (newline) character, a different vulnerability than CVE-2010-4555.

Record: CVE-2011-2752
CVSS 2.0: 5.8 MediumAV:N/AC:M/Au:N/C:N/I:P/A:P
Weakness: CWE-94
Updated: 2026-11-02

CVE ListNo score

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify or add preference values via a \n (newline) character, a different vulnerability than CVE-2010-4555.

Record: CVE-2011-2752
Updated: 2026-11-02

EUVDEUVD-2011-2727No score

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify or add preference values via a \n (newline) character, a different vulnerability than CVE-2010-4555.

Record: EUVD-2011-2727
Updated: 2026-11-03

GitHub AdvisoriesGHSA-82v9-gcgx-xxxvNo score

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify...

CRLF injection vulnerability in SquirrelMail 1.4.21 and earlier allows remote attackers to modify or add preference values via a \n (newline) character, a different vulnerability than CVE-2010-4555.

Record: GHSA-82v9-gcgx-xxxv
Weakness: CWE-94
Updated: 2026-11-02

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
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.

References

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