kbrain

CVE-2013-6666

MEDIUM · CVSS 5.8EPSS 1.2%EU EUVD

The PepperFlashRendererHost::OnNavigate function in renderer/pepper/pepper_flash_renderer_host.cc in Google Chrome before 33.0.1750.146 does not verify that all headers are Cross-Origin Resource Sharing (CORS) simple headers before proceeding with a PPB_Flash.Navigate operation, which might allow remote attackers to bypass intended CORS restrictions via an inappropriate header.

Key facts

CVSS score
5.8 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE)
CWE-264
EPSS score
1.2% (68th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-6468)
Published
March 5, 2014
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-6468 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • google / chrome
  • google / chrome
  • google / chrome
  • google / chrome
  • google / chrome
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  • google / chrome
  • google / chrome
  • google / chrome
  • google / chrome
  • google / chrome

and 56 more…

References

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

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