How severe is CVE-2009-0303?

CVE-2009-0303 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-0303 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-2009-0303?

CVE-2009-0303 primarily affects Webhelpdesk Web Help Desk. In total, 108 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0303?

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

When was CVE-2009-0303 published?

CVE-2009-0303 was published on 2009-01-27 and last updated on 2026-06-16.

CVE-2009-0303

CVE-2009-0303 is a medium-severity vulnerability in Webhelpdesk Web Help Desk 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: Webhelpdesk Web Help Desk
Published: 2009-01-27
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Web Help Desk before 9.1.18 allows remote attackers to inject arbitrary web script or HTML via vectors related to "encoded JavaScript" and Helpdesk.woa.

Frequently asked questions

What is CVE-2009-0303?: Cross-site scripting (XSS) vulnerability in Web Help Desk before 9.1.18 allows remote attackers to inject arbitrary web script or HTML via vectors related to "encoded JavaScript" and Helpdesk.woa.
How severe is CVE-2009-0303?: CVE-2009-0303 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-0303 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-2009-0303?: CVE-2009-0303 primarily affects Webhelpdesk Web Help Desk. In total, 108 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0303?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-0303 published?: CVE-2009-0303 was published on 2009-01-27 and last updated on 2026-06-16.

References

Affected products (108)

cpe:2.3:a:webhelpdesk:web_help_desk:*:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.0.20:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.0.21:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.0.22:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.8:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.9:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.0.10:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.3.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.3.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.3.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.3.4:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.4:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.4.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.2.4.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.0.4:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.0.5:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.1.3:*:*:*:*:*:*:*
cpe:2.3:a:webhelpdesk:web_help_desk:8.3.2:*:*:*:*:*:*:*

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