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Fencer Intel
medium 4.3

CVE-2012-3831 json

Cross-site scripting (XSS) vulnerability in decoda/templates/video.php in Decoda before 3.3.1 allows remote attackers to inject arbitrary w…

published 2012-07-03 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-3778

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in decoda/templates/video.php in Decoda before 3.3.1 allows remote attackers to inject arbitrary web script or HTML via multiple URLs in an img tag.

Patch / fix

Timeline

  1. First public exploit (EDB-18822)
  2. Published

Exploit prediction

2.44% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-18822 PHP-decoda - 'Video Tag' Cross-Site Scripting webapps, 2012-05-02
  • github.com https://github.com/milesj/php-decoda/commit/104afad9d3cb1fbb766c4bc5b98e070a8a13fbd8 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

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.