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Fencer Vulns
medium 4.0

CVE-2008-6658 json

Directory traversal vulnerability in index.php in Simple Machines Forum (SMF) 1.0 before 1.0.15 and 1.1 before 1.1.7 allows remote authenti…

published 2009-04-07 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-6620

cvss
4.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
1
Exploit-DB

Summary

Directory traversal vulnerability in index.php in Simple Machines Forum (SMF) 1.0 before 1.0.15 and 1.1 before 1.1.7 allows remote authenticated administrators to install packages from arbitrary directories via a .. (dot dot) in the package parameter during an install2 action, as demonstrated by a predictable package filename in attachments/ that was uploaded through a post2 action to index.php.

Timeline

  1. First public exploit (EDB-6993)
  2. Published

Exploit prediction

1.98% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-6993 Simple Machines Forum (SMF) 1.1.6 - Code Execution webapps, 2008-11-04

CVSS scores

assigned by version score vector
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns 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.