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Fencer Vulns
critical 9.8

CVE-1999-0066 in the critical feed json

AnyForm CGI remote execution.

published 1995-07-31 31 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0066

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
12.3%
EPSS 12.3% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

AnyForm CGI remote execution.

Timeline

  1. First public exploit (EDB-19557)
  2. Published

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

12.33% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19557 John S.2 Roberts AnyForm 1.0/2.0 - CGI Semicolon remote, 1995-07-31

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • john_s._roberts anyform

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.