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Fencer Intel
medium 4.3

CVE-2012-3414 json

Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFUpload 2.2.0.1 and earlier, as used in WordPress before 3.3.2, TinyMCE Imag…

published 2013-07-19 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-3384

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.4%
EPSS 9.4% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFUpload 2.2.0.1 and earlier, as used in WordPress before 3.3.2, TinyMCE Image Manager 1.1, and other products, allows remote attackers to inject arbitrary web script or HTML via the movieName parameter, related to the "ExternalInterface.call" function.

Patch / fix

  • wordpress Debian 14, Debian 13, Debian 12 3.5.1+dfsg-1

debian advisories DEBIAN-CVE-2012-3414

Timeline

  1. First public exploit (EDB-37470)
  2. Published

Exploit prediction

9.41% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-37470 SWFupload - 'movieName' Cross-Site Scripting webapps, 2012-06-29
  • bot24.blogspot.ca http://bot24.blogspot.ca/2013/04/swfupload-object-injectioncsrf.html referenced PoC, tagged "exploit" by a source, unverified
  • nealpoole.com https://nealpoole.com/blog/2012/05/xss-and-csrf-via-swf-applets-swfupload-plupload/ referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/122399/TinyMCE-Image-Manager-1.1-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.