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Fencer Vulns
high 7.0

CVE-1999-0012 in the critical feed json

Some web servers under Microsoft Windows allow remote attackers to bypass access restrictions for files with long file names.

published 1998-02-06 28 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0012

cvss
7.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
18.5%
EPSS 18.5% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Some web servers under Microsoft Windows allow remote attackers to bypass access restrictions for files with long file names.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

18.53% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L
CNA 3.1 7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-290 Authentication Bypass by Spoofing

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.