CVE-2007-6398

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

Flat PHP Board 1.2 and earlier allows remote attackers to bypass authentication and obtain limited access to an arbitrary user account via the fpb_username cookie.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 87.1%
KEV: Not listed

Published

December 17, 2007

Last Modified

April 23, 2026

References (8)

cve@mitrehttp://osvdb.org/43678
cve@mitrehttp://www.securityfocus.com/archive/1/484803/100/100/threaded
cve@mitrehttp://www.securityfocus.com/bid/26782
cve@mitrehttps://www.exploit-db.com/exploits/4705
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/43678
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/484803/100/100/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/26782
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/4705

Weakness Classification(1)

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

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 12× 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
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2026-05-31 22:28 UTCepss_batch
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2026-05-30 23:45 UTCEG score recompute
2026-05-30 23:45 UTCGHSA enrichment
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
2026-05-27 13:38 UTCepss_batch
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2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-22 21:15 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-4705✓ verified
First seen Dec 9, 2007
Flat PHP Board 1.2 - Multiple Vulnerabilities
Open source ↗

Frequently asked(4)

What is CVE-2007-6398?

CVE-2007-6398 is a none vulnerability published on December 17, 2007. Flat PHP Board 1.2 and earlier allows remote attackers to bypass authentication and obtain limited access to an arbitrary user account via the fpb_username cookie.

When was CVE-2007-6398 disclosed?

CVE-2007-6398 was first published in the National Vulnerability Database on December 17, 2007, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2007-6398 actively exploited?

CVE-2007-6398 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2007-6398?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2007-6398, 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-2007-6398

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2007-6398?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (8)

Frequently asked(4)

Related CVEs(same CWE)