CVE-2007-6026

Exploitation likely. EPSS gives it a 28% chance of exploitation in the next 30 days. No fix published yet.

CVSS 2.09.3Critical EPSS percentile98th28% chance in 30 days CISA KEVNot listedNo confirmed exploitation
No public exploit known FixNone yetNo fix or workaround published

Published 2007-11-20Updated 2026-04-23Sources: CVE.org, NVD

NVD CVE.org

What to do

No fixed build or workaround is published yet. Limit exposure and watch for a patch.

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

Stack-based buffer overflow in Microsoft msjet40.dll 4.0.8618.0 (aka Microsoft Jet Engine), as used by Access 2003 in Microsoft Office 2003 SP3, allows user-assisted attackers to execute arbitrary code via a crafted MDB file database file containing a column structure with a modified column count. NOTE: this might be the same issue as CVE-2005-0944.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS98th

CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

28% chance of exploitation activity in the next 30 days, which ranks it in the 98th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

6 events over 6792 days, from the signal feeds we watch.

2026-06-25OpenVAS check added
2026-06-22EPSS band changehigh → moderate
2026-04-23Record updated
2007-11-20Publishedweakness classified, att&ck mapped

Affected products

microsoftcommercial · US
- jetOn-premOperating Systems / windows
- officeDesktop AppConsumer Software / productivity
- windows 2000OSOperating Systems / windows
- windows 2003 serverOSOperating Systems / windows
- windows ntOSOn-premOperating Systems / windows

And 2 more affected products. See all after sign-in

Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

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

Scored 9.3 by NVD.

How it is reached

Access Vector NetworkExploitable remotely over the network
Access Complexity MediumSome conditions must be met
Authentication NoneNo authentication required

Impact if exploited

Confidentiality CompleteAll information is disclosed
Integrity CompleteAll data can be modified
Availability CompleteTotal shutdown of the affected resource

Weaknesses

CWE-119No name in the record

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence

Sources

References in the record

And 15 more references. See all after sign-in

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