CVE-1999-0236

HIGHNVD 7.5Weaponized

7.5

ScriptAlias directory in NCSA and Apache httpd allowed attackers to read CGI programs.

CVSS v3: 7.5
EG Score: —
EPSS: 94.5%
KEV: Not listed

Published

January 1, 1997

Last Modified

April 16, 2026

References (2)

cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0236
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0236

Data Freshness Timeline

(refreshed 13× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-20595✓ verified
First seen Sep 25, 1999
NCSA 1.3/1.4.x/1.5 / Apache HTTPd 0.8.11/0.8.14 - ScriptAlias Source Retrieval
Open source ↗

Frequently asked(5)

What is CVE-1999-0236?

CVE-1999-0236 is a high vulnerability published on January 1, 1997. ScriptAlias directory in NCSA and Apache httpd allowed attackers to read CGI programs.

When was CVE-1999-0236 disclosed?

CVE-1999-0236 was first published in the National Vulnerability Database on January 1, 1997, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-1999-0236 actively exploited?

CVE-1999-0236 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 94.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-1999-0236?

CVE-1999-0236 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-1999-0236?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-1999-0236, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-1999-0236

📅 Published

🔄 Last Modified

🔗 References (2)