CVE-2012-1262

Cross-site scripting (XSS) vulnerability in cgi-bin/mt/mt-wizard.cgi in Movable Type before 4.38,...

4.3 MediumFix available

Cross-site scripting (XSS) vulnerability in cgi-bin/mt/mt-wizard.cgi in Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13, when the product is incompletely installed, allows remote attackers to inject arbitrary web script or HTML via the dbuser parameter, a different vulnerability than CVE-2012-0318.

Exploit likelihood

1.83%Down 1.6 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2012-1262
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-1262
Updated: 2026-11-02

EUVDEUVD-2012-1288 No score

Record: EUVD-2012-1288
Updated: 2026-11-03

GitHub AdvisoriesGHSA-v3r2-wwq7-q6h3 No score

Cross-site scripting (XSS) vulnerability in cgi-bin/mt/mt-wizard.cgi in Movable Type before 4.38,...

Record: GHSA-v3r2-wwq7-q6h3
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`movabletype-opensource` Debian:6.0	before 4.3.8+dfsg-0+squeeze2, plus listed versions 4.3.5+dfsg-24.3.5+dfsg-2+squeeze14.3.5+dfsg-2+squeeze24.3.5+dfsg-34.3.6+dfsg-14.3.6.1+dfsg-14.3.7+dfsg-1	4.3.8+dfsg-0+squeeze2

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-2012-1262 is a medium vulnerability (CVSS 4.3) in Movabletype Movable Type Advanced, published March 2, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.83%, the 78th percentile. Fixed in movabletype-opensource 4.3.8+dfsg-0+squeeze2.

References

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