CVE-1999-1110

NONECVSS 0.0Weaponized

0.0

Windows Media Player ActiveX object as used in Internet Explorer 5.0 returns a specific error code when a file does not exist, which allows remote malicious web sites to determine the existence of files on the client.

CVSS v3: —
EG Score: —
EPSS: 96.1%
KEV: Not listed

Published

November 14, 1999

Last Modified

April 16, 2026

References (4)

cve@mitrehttp://www.securityfocus.com/archive/1/34675
cve@mitrehttp://www.securityfocus.com/bid/793
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/34675
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/793

Data Freshness Timeline

(refreshed 8× in last 7d / 14× 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.

2026-05-29 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
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 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-19618✓ verified
First seen Nov 14, 1999
Microsoft Internet Explorer 5 Media Player - ActiveX Error Message
Open source ↗

Frequently asked(4)

What is CVE-1999-1110?

CVE-1999-1110 is a none vulnerability published on November 14, 1999. Windows Media Player ActiveX object as used in Internet Explorer 5.0 returns a specific error code when a file does not exist, which allows remote malicious web sites to determine the existence of files on the client.

When was CVE-1999-1110 disclosed?

CVE-1999-1110 was first published in the National Vulnerability Database on November 14, 1999, 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-1999-1110 actively exploited?

CVE-1999-1110 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-1999-1110?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-1999-1110, 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-1999-1110

📅 Published

🔄 Last Modified

🔗 References (4)