CVE-2007-0220

CVE-2007-0220 is a medium-severity vulnerability in Microsoft Exchange Server with a CVSS 2.0 base score of 6.8. Its EPSS exploit-prediction score of 33% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

• Severity: Medium (CVSS 2.0 base score 6.8)
• EPSS exploit prediction: 33% (98th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-79
• Affected product: Microsoft Exchange Server
• Published: 2007-05-08
• Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2000 SP3, and 2003 SP1 and SP2 allows remote attackers to execute arbitrary scripts, spoof content, or obtain sensitive information via certain UTF-encoded, script-based e-mail attachments, involving an "incorrectly handled UTF character set label".

Frequently asked questions

What is CVE-2007-0220?

Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2000 SP3, and 2003 SP1 and SP2 allows remote attackers to execute arbitrary scripts, spoof content, or obtain sensitive information via certain UTF-encoded, script-based e-mail attachments, involving an "incorrectly handled UTF character set label".

How severe is CVE-2007-0220?

CVE-2007-0220 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2007-0220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 33% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-0220?

CVE-2007-0220 primarily affects Microsoft Exchange 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-2007-0220?

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

When was CVE-2007-0220 published?

CVE-2007-0220 was published on 2007-05-08 and last updated on 2026-06-16.

References

• http://secunia.com/advisories/25183
• http://www.kb.cert.org/vuls/id/124113
• http://www.osvdb.org/34389
• http://www.securityfocus.com/archive/1/468871/100/200/threaded
• http://www.securityfocus.com/bid/23806
• http://www.securitytracker.com/id?1018015
• http://www.us-cert.gov/cas/techalerts/TA07-128A.html
• http://www.vupen.com/english/advisories/2007/1711
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-026
• https://exchange.xforce.ibmcloud.com/vulnerabilities/33887
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1371

Affected products (3)

• cpe:2.3:a:microsoft:exchange_server:2000:sp3:*:*:*:*:*:*
• cpe:2.3:a:microsoft:exchange_server:2003:sp1:*:*:*:*:*:*
• cpe:2.3:a:microsoft:exchange_server:2003:sp2:*:*:*:*:*:*

More vulnerabilities in Microsoft Exchange Server

• CVE-2007-0213 — Critical (CVSS 10.0): Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 does not properly decode certain MIME encoded e-mails,…
• CVE-2004-0840 — Critical (CVSS 10.0): The SMTP (Simple Mail Transfer Protocol) component of Microsoft Windows XP 64-bit Edition, Windows Server 2003, Windows…
• CVE-2004-0574 — Critical (CVSS 10.0): The Network News Transfer Protocol (NNTP) component of Microsoft Windows NT Server 4.0, Windows 2000 Server, Windows…
• CVE-1999-0385 — Critical (CVSS 10.0): The LDAP bind function in Exchange 5.5 has a buffer overflow that allows a remote attacker to conduct a denial of…
• CVE-2024-21410 — Critical (CVSS 9.8): Microsoft Exchange Server Elevation of Privilege Vulnerability
• CVE-2023-21709 — Critical (CVSS 9.8): Microsoft Exchange Server Elevation of Privilege Vulnerability

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