CVE-2009-4109

mediumpriority · track · 20EPSS 0.012 · 69 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.22% (69th) EPSS

CVSS 5 · medium

Is it mine?

25 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-28

The install wizard in DotNetNuke 4.0 through 5.1.4 does not prevent anonymous users from accessing functionality related to determination of the need for an upgrade, which allows remote attackers to access version information and possibly other sensitive information.

cvss

Technical severity, 0–10. One row per scoring source.

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USprimary

affected products (25)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
dnnsoftware dotnetnuke= 4.0nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.3.5nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.4.1nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.5.2nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.5.4nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.5.5nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.6.0nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.6.1nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.6.2nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.7.0nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.8.0nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.8.1nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.8.2nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.8.3nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.8.4nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.9nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.9.1nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 4.9.2nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
dnnsoftware dotnetnuke= 5.0nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*

showing 20 of 25

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2009-11-29modified 2026-06-16

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+19457 more

references (8)

External citations — patches, advisories, analysis.

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