kbrain

CVE-2010-4045

HIGH · CVSS 9.3EPSS 5.0%EU EUVD

Opera before 10.63 does not properly restrict web script in unspecified circumstances involving reloads and redirects, which allows remote attackers to spoof the Address Bar, conduct cross-site scripting (XSS) attacks, and possibly execute arbitrary code by leveraging the ability of a script to interact with a web page from (1) a different domain or (2) a different security context.

Key facts

CVSS score
9.3 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE)
CWE-264
EPSS score
5.0% (92th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2010-4021)
Published
October 21, 2010
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-4021 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser
  • opera / opera browser

and 60 more…

References

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

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