VulnerabilityModified
CVE-2011-4682
The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different web sites.
MEDIUM 6.4EPSS 1.98%
Does this matter?
Lower severity and a low EPSS score (1.98%). Track it; it rarely justifies an emergency change on its own.
Description
The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different web sites.
- CVSS 2.0
- 6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:P/A:N
- EPSS
- 1.98% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- opera/opera browser
- Source
- cve@mitre.org
References
- http://www.opera.com/docs/changelogs/mac/1160/
- http://www.opera.com/docs/changelogs/unix/1160/
- http://www.opera.com/docs/changelogs/windows/1160/
- http://www.opera.com/support/kb/view/1005/Vendor Advisory
- http://www.opera.com/docs/changelogs/mac/1160/
- http://www.opera.com/docs/changelogs/unix/1160/
- http://www.opera.com/docs/changelogs/windows/1160/
- http://www.opera.com/support/kb/view/1005/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.