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CVE-2007-0671

is CVE-2007-0671real, exploitable, or a false positive? Here's the community ground truth.

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High · CVSS 8.8EPSS 42.1%CISA KEV

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and possibly other Office products, allows remote user-assisted attackers to execute arbitrary code via unknown attack vectors, as demonstrated by Exploit-MSExcel.h in targeted zero-day attacks.

References

NVD MITRE CVE.org CISA KEV

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Community ground truth

Community verdict

2 verdicts
Not a real issue

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Community real-world severity: High (High 2) — CVSS base score 8.8

In line with its CVSS base score.

Field notes & remediation

Verdicts are the quick signal — notes are the evidence and fixes behind them.

  • 0
    Field note · Yuki TanakaCurated

    Microsoft Office Excel Remote Code Execution Vulnerability — Microsoft Office Excel contains a remote code execution vulnerability that can be exploited when a specially crafted Excel file is opened. This malicious file could be delivered as an email attachment or hosted on a malicious website. An attacker could leverage this vulnerability by creating a specially crafted Excel file, which, when opened, allowing an attacker to execute remote code on the affected system. Listed in the CISA KEV catalog (added 2025-08-12) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~42%. Treat it as real and prioritize remediation over triage.

  • 0
    Remediation · Hanna BergCurated

    Required action for Microsoft Office: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA set a federal remediation due date of 2025-09-02. After patching, verify the vulnerable path is no longer reachable before closing the finding.