Security readout for executives and security teams
This is an old Opera browser flaw where a malicious data: URL could hide the real download target in a dialog. A remote attacker could use that deception to trick a user into running code. Business risk depends on whether Opera 7.54 or earlier still exists anywhere. Exposure is likely limited to legacy endpoints running Opera 7.54 or earlier, especially systems where users can browse untrusted content. The provided affected-product metadata is incomplete, so validate against actual browser inventories. Treat this as a legacy hygiene issue unless affected Opera versions remain in use. If found on active user workstations, prioritize removal or upgrade because the impact can reach arbitrary code execution through user deception. Mitigation focus: Inventory endpoints for Opera 7.54 or earlier.; Review Opera, SUSE, and Gentoo advisories for update guidance.; Remove or replace obsolete Opera installations where possible..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2005-0456 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- opera-data-dialog-spoofing(18867)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.