How severe is CVE-2009-4379?

CVE-2009-4379 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-4379 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-2009-4379?

CVE-2009-4379 primarily affects Valarsoft Webmatic. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4379?

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

When was CVE-2009-4379 published?

CVE-2009-4379 was published on 2009-12-22 and last updated on 2026-06-16.

CVE-2009-4379

CVE-2009-4379 is a medium-severity vulnerability in Valarsoft Webmatic 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: Valarsoft Webmatic
Published: 2009-12-22
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in Valarsoft Webmatic before 3.0.3 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different issue than CVE-2008-2924.

Frequently asked questions

What is CVE-2009-4379?: Multiple cross-site scripting (XSS) vulnerabilities in Valarsoft Webmatic before 3.0.3 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different issue than CVE-2008-2924.
How severe is CVE-2009-4379?: CVE-2009-4379 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-4379 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-2009-4379?: CVE-2009-4379 primarily affects Valarsoft Webmatic. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4379?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4379 published?: CVE-2009-4379 was published on 2009-12-22 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:valarsoft:webmatic:*:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.4:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.5:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.6:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.6.2:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.7:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.7.1:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:2.8:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:valarsoft:webmatic:3.0.1:*:*:*:*:*:*:*

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