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On CISA KEVHigh

CVE-2007-0870Word Vulnerability

Unspecified vulnerability in Microsoft Word 2000 allows remote attackers to cause a denial of service (crash) via unknown vectors, a different vulnerability than CVE-2006-5994, CVE-2006-6456, CVE-2006-6561, and CVE-2007-0515, a variant of Exploit-MS06-027.

Published Feb 11, 2007 · Updated Apr 22, 2026

Key Facts

Patch immediately
  • CVE-2007-0870 is a high-severity vulnerability (CVSS 7.6 v2) affecting Word (Microsoft).
  • It is exploited in the wild, listed in Industry KEV feed since May 8, 2007. No public exploit code is known.
  • EPSS estimates a 21% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Scores

CVSS v2

7.6

AV:N/AC:H/Au:N/C:C/I:C/A:C

EPSS (30-day exploit likelihood)

21%

Higher than 97.5% of all scored CVEs

Exploit maturity

Exploited (KEV)

ATLAS score

44/100

Publication score, see How it works

Exploitation Verdict

KEV listed

May 8, 2007

86 days after publication

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Exploited (KEV)

Public exploit code

0

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Unspecified vulnerability in Microsoft Word 2000 allows remote attackers to cause a denial of service (crash) via unknown vectors, a different vulnerability than CVE-2006-5994, CVE-2006-6456, CVE-2006-6561, and CVE-2007-0515, a variant of Exploit-MS06-027.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
Industry KEV feedMay 8, 2007n/aNot reported

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
WordMicrosoft2000n/a

Timeline

  1. Publicly disclosed

    Feb 11, 2007

  2. Added to Industry KEV feed

    May 8, 2007

  3. Last updated

    Apr 22, 2026

References

12 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2007-0870 On Your Attack Surface?

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More vulnerabilities

Figures as of Oct 23, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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