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Fencer Vulns
medium 5.0

CVE-2007-5404 json

Layton HelpBox 3.7.1 generates different responses depending on whether or not a username is valid in a failed login attempt, which allows…

published 2008-01-09 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5380

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

Layton HelpBox 3.7.1 generates different responses depending on whether or not a username is valid in a failed login attempt, which allows remote attackers to enumerate valid usernames.

Exploit prediction

1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.