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Fencer Intel
high 7.5

CVE-2011-5083 json

Unrestricted file upload vulnerability in inc/swf/swfupload.swf in Dotclear 2.3.1 and 2.4.2 allows remote attackers to execute arbitrary co…

published 2012-03-19 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-4983

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

Unrestricted file upload vulnerability in inc/swf/swfupload.swf in Dotclear 2.3.1 and 2.4.2 allows remote attackers to execute arbitrary code by uploading a file with an executable PHP extension, then accessing it via a direct request to the file in an unspecified directory.

Exploit prediction

3.22% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • exploit-db.com http://www.exploit-db.com/exploits/18529 referenced PoC, tagged "exploit" by a source, unverified
  • cxsecurity.com http://cxsecurity.com/issue/WLB-2011090012 referenced PoC, tagged "exploit" by a source, unverified
  • vigilance.fr http://vigilance.fr/vulnerability/Dotclear-file-upload-via-swfupload-swf-11396 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.