CVE-2010-4554

functions/page_header.php in SquirrelMail 1.4.21 and earlier does not prevent page rendering...

4.3 MediumFix available

functions/page_header.php in SquirrelMail 1.4.21 and earlier does not prevent page rendering inside a frame in a third-party HTML document, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.

Exploit likelihood

1.81%Unchanged since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2010-4554
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-4554
Updated: 2026-11-02

EUVDEUVD-2010-4520 No score

Record: EUVD-2010-4520
Updated: 2026-11-03

GitHub AdvisoriesGHSA-f68p-8hwp-w826 No score

functions/page_header.php in SquirrelMail 1.4.21 and earlier does not prevent page rendering...

Record: GHSA-f68p-8hwp-w826
Weakness: CWE-20
Updated: 2026-11-02

Affected products

squirrelmail

Affected packages

Affected packages
Package	Affected	Fixed
`squirrelmail` Debian:5.0	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	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	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::desktop	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::es	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::ws	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:5::client_workstation	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13
`squirrelmail` Red Hat:enterprise_linux:5::server	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13

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-2010-4554 is a medium vulnerability (CVSS 4.3) in Squirrelmail, published July 14, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.81%, the 78th percentile. Fixed in squirrelmail 2:1.4.15-4+lenny5.

References

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