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Vulnerability record · CVE-2015-3439 · published 5 August 2015

CVE-2015-3439: Debian linux cross-site scripting vulnerability

Debian · Debian Linux

Cross-site scripting (XSS) vulnerability in the Ephox (formerly Moxiecode) plupload.flash.swf shim 2.1.2 in Plupload, as used in WordPress 3.9.x, 4.0.x, and 4.1.x before 4.1.2 and other products, allows remote attackers to execute same-origin JavaScript functions via the target parameter, as demonstrated by executing a certain click function, related to _init.as and _fireEvent.as.

4.3 CVSS 2.0 Medium EPSS 5.1% · top 8.0% CWE-79 · Cross-site scripting
4.3CVSS 2.0 base score
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

Cross-site scripting (XSS) vulnerability in the Ephox (formerly Moxiecode) plupload.flash.swf shim 2.1.2 in Plupload, as used in WordPress 3.9.x, 4.0.x, and 4.1.x before 4.1.2 and other products, allows remote attackers to execute same-origin JavaScript functions via the target parameter, as demonstrated by executing a certain click function, related to _init.as and _fireEvent.as.

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://codex.wordpress.org/Version_4.1.2 ExploitPatch
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157391.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158271.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158278.html
http://www.debian.org/security/2015/dsa-3250
http://www.securityfocus.com/bid/74269
http://www.securitytracker.com/id/1032207
http://zoczus.blogspot.com/2015/04/plupload-same-origin-method-execution.html Exploit
https://core.trac.wordpress.org/changeset/32168
https://wordpress.org/news/2015/04/wordpress-4-1-2/ ExploitVendor Advisory
https://wpvulndb.com/vulnerabilities/7933
http://codex.wordpress.org/Version_4.1.2 ExploitPatch
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157391.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158271.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158278.html
http://www.debian.org/security/2015/dsa-3250
http://www.securityfocus.com/bid/74269
http://www.securitytracker.com/id/1032207
http://zoczus.blogspot.com/2015/04/plupload-same-origin-method-execution.html Exploit
https://core.trac.wordpress.org/changeset/32168
https://wordpress.org/news/2015/04/wordpress-4-1-2/ ExploitVendor Advisory
https://wpvulndb.com/vulnerabilities/7933

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Source: NIST National Vulnerability Database (record CVE-2015-3439), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.