How severe is CVE-2009-5092?

CVE-2009-5092 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-5092 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-5092?

CVE-2009-5092 primarily affects Microsoft Fast Esp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-5092?

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

When was CVE-2009-5092 published?

CVE-2009-5092 was published on 2011-09-12 and last updated on 2026-06-16.

CVE-2009-5092

CVE-2009-5092 is a medium-severity vulnerability in Microsoft Fast Esp with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Fast Esp
Published: 2011-09-12
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the management interface in Microsoft FAST ESP 5.1.5 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2009-5092?: Cross-site scripting (XSS) vulnerability in the management interface in Microsoft FAST ESP 5.1.5 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2009-5092?: CVE-2009-5092 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-5092 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-5092?: CVE-2009-5092 primarily affects Microsoft Fast Esp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-5092?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-5092 published?: CVE-2009-5092 was published on 2011-09-12 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:microsoft:fast_esp:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:fast_esp:5.0.9:*:*:*:*:*:*:*

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