CVE-2012-3558
Opera before 11.65 does not ensure that the address field corresponds to the displayed web page during unusually timed changes to this field, which makes it easier for user-assisted remote attackers to conduct spoofing attacks via vectors involving…
Does this matter?
Lower severity and a low EPSS score (1.81%). Track it; it rarely justifies an emergency change on its own.
Description
Opera before 11.65 does not ensure that the address field corresponds to the displayed web page during unusually timed changes to this field, which makes it easier for user-assisted remote attackers to conduct spoofing attacks via vectors involving navigation, reloads, and redirects.
- CVSS 2.0
- 2.6 LOWAV:N/AC:H/Au:N/C:N/I:P/A:N
- EPSS
- 1.81% probability · 78th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- opera/opera browser
- Source
- cve@mitre.org
EPSS 1.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.opera.com/docs/changelogs/mac/1165/
- http://www.opera.com/docs/changelogs/mac/1200/
- http://www.opera.com/docs/changelogs/unix/1200/
- http://www.opera.com/docs/changelogs/windows/1200/
- http://www.opera.com/support/kb/view/1018/Vendor Advisory
- http://www.opera.com/docs/changelogs/mac/1165/
- http://www.opera.com/docs/changelogs/mac/1200/
- http://www.opera.com/docs/changelogs/unix/1200/
- http://www.opera.com/docs/changelogs/windows/1200/
- http://www.opera.com/support/kb/view/1018/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.