CVE-1999-0236

HIGHNVD 7.57.5—Trending — 4 sources updated this weekWeaponized

7.5

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

CVSS v3: 7.5
EG Score: 7.5(medium)
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

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-1999-02362020-09-25
ScriptAlias directory in NCSA and Apache httpd allowed attackers to read CGI programs.

Data Freshness Timeline

(refreshed 15× in last 7d / 20× 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.

2026-06-02 20:10 UTCepss_batch
2026-06-01 13:48 UTCepss_batch
2026-05-31 23:08 UTCEG score recompute
2026-05-31 23:08 UTCVendor advisory
2026-05-31 23:08 UTCGHSA enrichment
2026-05-31 22:27 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch

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

See which npm, PyPI, Go, and Maven packages are affected by CVE-1999-0236

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Is Your Infrastructure Affected by CVE-1999-0236?

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CVE-1999-0236

HIGHNVD 7.57.5—Trending — 4 sources updated this weekWeaponized

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?

Is CVE-1999-0236 actively exploited?

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?

CVE-1999-0236

Published

Last Modified

References (2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-1999-0236?

CVE-1999-0236

Published

Last Modified

References (2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-1999-0236?

Same vendor

Same CWE

CVE-1999-0236

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-1999-0236?

CVE-1999-0236

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-1999-0236?

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