How severe is CVE-2005-0049?

CVE-2005-0049 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2005-0049 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-0049?

CVE-2005-0049 primarily affects Microsoft Sharepoint Portal Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-0049?

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

When was CVE-2005-0049 published?

CVE-2005-0049 was published on 2005-05-02 and last updated on 2026-06-16.

CVE-2005-0049

CVE-2005-0049 is a medium-severity vulnerability in Microsoft Sharepoint Portal Server with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 20% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 20% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Sharepoint Portal Server
Published: 2005-05-02
Last modified: 2026-06-16

Description

Windows SharePoint Services and SharePoint Team Services for Windows Server 2003 does not properly validate an HTTP redirection query, which allows remote attackers to inject arbitrary HTML and web script via a cross-site scripting (XSS) attack, or to spoof the web cache.

Frequently asked questions

What is CVE-2005-0049?: Windows SharePoint Services and SharePoint Team Services for Windows Server 2003 does not properly validate an HTTP redirection query, which allows remote attackers to inject arbitrary HTML and web script via a cross-site scripting (XSS) attack, or to spoof the web cache.
How severe is CVE-2005-0049?: CVE-2005-0049 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2005-0049 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0049?: CVE-2005-0049 primarily affects Microsoft Sharepoint Portal Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-0049?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-0049 published?: CVE-2005-0049 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:microsoft:sharepoint_portal_server:2003:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_portal_server:2003:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_team_services:*:*:*:*:*:*:*:*

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