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Fencer Intel
medium 4.3

CVE-2013-4950 json

Cross-site scripting (XSS) vulnerability in view.php in Machform 2 allows remote attackers to inject arbitrary web script or HTML via the e…

published 13y ago modified 4mo ago also EUVD-2013-4794

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in view.php in Machform 2 allows remote attackers to inject arbitrary web script or HTML via the element_2 parameter.

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Timeline

  1. First public exploit (EDB-26553)
  2. Published

Exploit prediction

3.89% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-26553 Machform Form Maker 2 - Multiple Vulnerabilities webapps, 2013-07-02
  • packetstormsecurity.com http://packetstormsecurity.com/files/122255/Machform-Form-Maker-2-XSS-Shell-Upload-SQL-Injection.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

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.