How severe is CVE-2006-3671?

CVE-2006-3671 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2006-3671 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3671?

CVE-2006-3671 primarily affects Hyper Estraier. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-3671?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-3671 published?

CVE-2006-3671 was published on 2006-07-18 and last updated on 2026-06-16.

CVE-2006-3671

CVE-2006-3671 is a high-severity vulnerability in Hyper Estraier with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hyper Estraier
Published: 2006-07-18
Last modified: 2026-06-16

Description

Cross-site request forgery (CSRF) vulnerability in the communicate function in estmaster.c for Hyper Estraier before 1.3.3 allows remote attackers to perform unauthorized actions as other users via unknown vectors.

Frequently asked questions

What is CVE-2006-3671?: Cross-site request forgery (CSRF) vulnerability in the communicate function in estmaster.c for Hyper Estraier before 1.3.3 allows remote attackers to perform unauthorized actions as other users via unknown vectors.
How severe is CVE-2006-3671?: CVE-2006-3671 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-3671 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3671?: CVE-2006-3671 primarily affects Hyper Estraier. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-3671?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-3671 published?: CVE-2006-3671 was published on 2006-07-18 and last updated on 2026-06-16.

References

Affected products (25)

cpe:2.3:a:hyper_estraier:hyper_estraier:*:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.1.6:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.6:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.7:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.8:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.2.9:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:hyper_estraier:hyper_estraier:1.3.1:*:*:*:*:*:*:*

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