How severe is CVE-2008-5761?

CVE-2008-5761 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2008-5761 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5761?

CVE-2008-5761 affects Flatnux. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-5761?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-5761 published?

CVE-2008-5761 was published on 2008-12-30 and last updated on 2026-06-16.

CVE-2008-5761

CVE-2008-5761 is a medium-severity vulnerability in Flatnux with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Flatnux
Published: 2008-12-30
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in FlatnuX CMS (aka Flatnuke3) 2008-12-11 allow remote attackers to inject arbitrary web script or HTML via (1) the mod parameter to the default URI; (2) the foto parameter to photo.php in the 05_Foto module; or (3) the name parameter in an insertrecord action to index.php in the 08_Files module, as demonstrated by injection within a SRC attribute of an IFRAME element.

Frequently asked questions

What is CVE-2008-5761?: Multiple cross-site scripting (XSS) vulnerabilities in FlatnuX CMS (aka Flatnuke3) 2008-12-11 allow remote attackers to inject arbitrary web script or HTML via (1) the mod parameter to the default URI; (2) the foto parameter to photo.php in the 05_Foto module; or (3) the name parameter in an insertrecord action to index.php in the 08_Files module, as demonstrated by injection within a SRC attribute of an IFRAME element.
How severe is CVE-2008-5761?: CVE-2008-5761 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-5761 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5761?: CVE-2008-5761 affects Flatnux. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-5761?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-5761 published?: CVE-2008-5761 was published on 2008-12-30 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:flatnux:flatnux:2008-12-11:*:*:*:*:*:*:*

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