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Vulnerability record · CVE-2009-1903 · published 3 June 2009

CVE-2009-1903: Trustwave modsecurity vulnerability

Trustwave · Modsecurity

The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.

4.3 CVSS 2.0 Medium EPSS 3.0% · top 13.0%
4.3CVSS 2.0 base score
3.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References
16 Jun 2026Last modified by NVD

Description

The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/34256 Third Party Advisory
http://secunia.com/advisories/34311 Third Party Advisory
http://secunia.com/advisories/35687 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200907-02.xml Third Party Advisory
http://sourceforge.net/project/shownotes.php?release_id=667538 Broken Link
http://www.osvdb.org/52552 Broken Link
http://www.securityfocus.com/bid/34096 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2009/0703 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49211 Third Party AdvisoryVDB Entry
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00487.html Third Party Advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00529.html Third Party Advisory
http://secunia.com/advisories/34256 Third Party Advisory
http://secunia.com/advisories/34311 Third Party Advisory
http://secunia.com/advisories/35687 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200907-02.xml Third Party Advisory
http://sourceforge.net/project/shownotes.php?release_id=667538 Broken Link
http://www.osvdb.org/52552 Broken Link
http://www.securityfocus.com/bid/34096 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2009/0703 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49211 Third Party AdvisoryVDB Entry
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00487.html Third Party Advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00529.html Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-1903), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.