VulnerabilityModified

CVE-2012-3563

Opera before 12.00 Beta allows remote attackers to cause a denial of service (application crash) via a web page that contains invalid character encodings.

MEDIUM 5.0EPSS 1.20%

Does this matter?

Lower severity and a low EPSS score (1.20%). Track it; it rarely justifies an emergency change on its own.

Description

Opera before 12.00 Beta allows remote attackers to cause a denial of service (application crash) via a web page that contains invalid character encodings.

CVSS 2.0: 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS: 1.20% probability · 68th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Affected: opera/opera browser
Source: cve@mitre.org

EPSS trend

EPSS 1.2% 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

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.