CVE-2010-2421

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-06-22 · updated 2026-06-16

Description

Multiple unspecified vulnerabilities in Opera before 10.54 have unknown impact and attack vectors related to (1) "extremely severe," (2) "highly severe," (3) "moderately severe," and (4) "less severe" issues.

Affected products

Opera Browser: through 10.53; 5.0, 5.0-beta2, 5.0-beta3, 5.0-beta4, 5.0-beta5, 5.0-beta6 (+96)

References

http://secunia.com/advisories/40250
http://www.opera.com/docs/changelogs/mac/1054/
http://www.opera.com/docs/changelogs/windows/1054/
http://www.securityfocus.com/bid/40973
http://www.vupen.com/english/advisories/2010/1529
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11352
http://secunia.com/advisories/40250
http://www.opera.com/docs/changelogs/mac/1054/
http://www.opera.com/docs/changelogs/windows/1054/
http://www.securityfocus.com/bid/40973
http://www.vupen.com/english/advisories/2010/1529
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11352

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