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Fencer Intel
medium 4.3

CVE-2012-2918 json

Cross-site scripting (XSS) vulnerability in Upload/engine.php in Chevereto 1.91 allows remote attackers to inject arbitrary web script or H…

published 2012-05-21 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-2898

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in Upload/engine.php in Chevereto 1.91 allows remote attackers to inject arbitrary web script or HTML via the v parameter.

Timeline

  1. First public exploit (EDB-37147)
  2. Published

Exploit prediction

1.60% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-37147 Chevereto 1.91 - '/Upload/engine.php?v' Cross-Site Scripting webapps, 2012-05-10
  • securityfocus.com http://www.securityfocus.com/bid/53448 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.org http://packetstormsecurity.org/files/112585/Chevreto-Upload-Script-Cross-Site-Scripting-User-Enumeration.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.