CVE-1999-0935

CVE-1999-0935 is a critical-severity vulnerability with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

classifieds.cgi allows remote attackers to execute arbitrary commands by specifying them in a hidden variable in a CGI form.

Frequently asked questions

What is CVE-1999-0935?
classifieds.cgi allows remote attackers to execute arbitrary commands by specifying them in a hidden variable in a CGI form.
How severe is CVE-1999-0935?
CVE-1999-0935 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-1999-0935 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-1999-0935?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-1999-0935 published?
CVE-1999-0935 was published on 1999-12-15 and last updated on 2026-06-16.

References