CVE-2009-3265

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-09-18 · updated 2026-06-16
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in Opera 9 and 10 allows remote attackers to inject arbitrary web script or HTML via a (1) RSS or (2) Atom feed, related to the rendering of the application/rss+xml content type as "scripted content." NOTE: the vendor reportedly considers this behavior a "design feature," not a vulnerability.

Affected products

Opera Browser: 9.0, 10.00

References

http://securethoughts.com/2009/09/exploiting-chrome-and-operas-inbuilt-atomrss-reader-with-script-execution-and-more/
http://www.securityfocus.com/archive/1/506517/100/0/threaded
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6370
http://securethoughts.com/2009/09/exploiting-chrome-and-operas-inbuilt-atomrss-reader-with-script-execution-and-more/
http://www.securityfocus.com/archive/1/506517/100/0/threaded
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6370

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