How severe is CVE-2008-0940?

CVE-2008-0940 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2008-0940 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-0940?

CVE-2008-0940 primarily affects Webgui. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-0940?

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

When was CVE-2008-0940 published?

CVE-2008-0940 was published on 2008-02-25 and last updated on 2026-06-16.

CVE-2008-0940

CVE-2008-0940 is a medium-severity vulnerability in Webgui 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: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Webgui
Published: 2008-02-25
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Plain Black WebGUI before 7.4.24 allows remote attackers to inject arbitrary web script or HTML when creating a username, a different vulnerability than CVE-2007-0407.

Frequently asked questions

What is CVE-2008-0940?: Cross-site scripting (XSS) vulnerability in Plain Black WebGUI before 7.4.24 allows remote attackers to inject arbitrary web script or HTML when creating a username, a different vulnerability than CVE-2007-0407.
How severe is CVE-2008-0940?: CVE-2008-0940 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-0940 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0940?: CVE-2008-0940 primarily affects Webgui. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0940?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-0940 published?: CVE-2008-0940 was published on 2008-02-25 and last updated on 2026-06-16.

References

Affected products (19)

cpe:2.3:a:webgui:webgui:7.4:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.2:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.3:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.4:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.5:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.6:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.7:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.8:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.9:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.10:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.11:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.12:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.13:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.14:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.15:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.16:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.17:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.18:*:*:*:*:*:*:*
cpe:2.3:a:webgui:webgui:7.4.23:*:*:*:*:*:*:*

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