CVE-2008-4020
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to...
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header Vulnerability."
- Record
CVE-2008-4020- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header Vulnerability."
- Record
CVE-2008-4020- Updated
- 2026-11-02
EUVDEUVD-2008-4005 No score
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header Vulnerability."
- Record
EUVD-2008-4005- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hmhj-jwx3-6q6x No score
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to...
Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header Vulnerability."
- Record
GHSA-hmhj-jwx3-6q6x- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-4020 is a medium vulnerability (CVSS 4.3) in Microsoft Office, published October 15, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 24.4%, the 97th percentile. No source names a fixed version.
References
vupen.com/english/advisories/2008/2807
secunia.com/advisories/32138
exchange.xforce.ibmcloud.com/vulnerabilities/45546
marc.info?l=bugtraq&m=122479227205998&w=2
jvndb.jvn.jp/ja/contents/2008/JVNDB-2008-000070.html
docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-056
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oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5969
jvn.jp/en/jp/JVN55410403/index.html
securitytracker.com/id?1021045
securityfocus.com/bid/31693
us-cert.gov/cas/techalerts/TA08-288A.html
nvd.nist.gov/vuln/detail/CVE-2008-4020
github.com/advisories/GHSA-hmhj-jwx3-6q6x