CVE-2009-2351: Opera Browser

Medium severity, CVSS 4.3. EPSS: 1.7% chance of exploitation in the next 30 days.

Opera 9.52 and earlier does not block javascript: URIs in Refresh headers in HTTP responses, which allows remote attackers to conduct cross-site scripting (XSS) attacks via vectors related to (1) injecting a Refresh header or (2) specifying the content of a Refresh header, a related issue to CVE-2009-1312. NOTE: it was later reported that 10.00 Beta 3 Build 1699 is also affected.

Affected products

• Opera Opera Browser: up to and including 9.52; version 7.0 only; version 7.23 only; version 7.53 only; version 7.54 only; version 7.60 only; …

Published 2009-07-07. Last modified 2026-06-16.