Is CVE-2009-1879 being actively exploited?

CVE-2009-1879 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1879?

CVE-2009-1879 has a CVSS 2.0 base score of 2.6 (LOW).

CVE-2009-1879

LOW · CVSS 2.6EPSS 8.3%EU EUVD

Cross-site scripting (XSS) vulnerability in index.template.html in the express-install templates in the SDK in Adobe Flex before 3.4, when the installed Flash version is older than a specified requiredMajorVersion value, allows remote attackers to inject arbitrary web script or HTML via the query string.

Key facts

CVSS score: 2.6 (v2.0)
Severity: LOW
CVSS vector: AV:N/AC:H/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 8.3% (95th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1874)
Published: August 21, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1874 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

adobe / flex sdk

References

http://secunia.com/advisories/36374(Vendor Advisory)
http://securitytracker.com/id?1022748(Third Party Advisory, VDB Entry)
http://www.adobe.com/support/security/bulletins/apsb09-13.html(Patch, Vendor Advisory)
http://www.gdssecurity.com/l/b/2009/08/20/adobe-flex-3-3-sdk-dom-based-xss/(Exploit)
http://www.securityfocus.com/archive/1/505948/100/0/threaded(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/52608(VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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