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Fencer Intel
medium 6.8

CVE-2013-5961 json

Unrestricted file upload vulnerability in lazyseo.php in the Lazy SEO plugin 1.1.9 for WordPress allows remote attackers to execute arbitra…

published 13y ago modified 4mo ago also EUVD-2013-5791

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.5%
EPSS 5.5% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

Unrestricted file upload vulnerability in lazyseo.php in the Lazy SEO plugin 1.1.9 for WordPress allows remote attackers to execute arbitrary PHP code by uploading a PHP file, then accessing it via a direct request to the file in lazy-seo/.

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Timeline

  1. First public exploit (EDB-28452)
  2. Published

Exploit prediction

5.45% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-28452 WordPress Plugin Lazy SEO 1.1.9 - Arbitrary File Upload webapps, 2013-09-22
  • packetstormsecurity.com http://packetstormsecurity.com/files/123349 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

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.