CVE-2002-0121

NONECVSS 0.0

0.0

PHP 4.0 through 4.1.1 stores session IDs in temporary files whose name contains the session ID, which allows local users to hijack web connections.

CVSS v3: —
EG Score: —
EPSS: 34.1%
KEV: Not listed

Published

March 25, 2002

Last Modified

April 16, 2026

References (6)

cve@mitrehttp://online.securityfocus.com/archive/1/250196
cve@mitrehttp://www.iss.net/security_center/static/7908.php
cve@mitrehttp://www.securityfocus.com/bid/3873
af854a3a-2127-422b-91ae-364da2661108http://online.securityfocus.com/archive/1/250196
af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/7908.php
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/3873

Data Freshness Timeline

(refreshed 14× 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.

2026-05-29 13:40 UTCepss_batch
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Frequently asked(4)

What is CVE-2002-0121?

CVE-2002-0121 is a none vulnerability published on March 25, 2002. PHP 4.0 through 4.1.1 stores session IDs in temporary files whose name contains the session ID, which allows local users to hijack web connections.

When was CVE-2002-0121 disclosed?

CVE-2002-0121 was first published in the National Vulnerability Database on March 25, 2002, 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-2002-0121 actively exploited?

CVE-2002-0121 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2002-0121?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-0121, 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-2002-0121

📅 Published

🔄 Last Modified

🔗 References (6)