Security readout for executives and security teams
Plain-English summary
This CVE affects older Opera for Android releases. A malicious third-party page context could bypass iframe sandbox restrictions and force a redirect without user interaction. The sources do not describe data theft, code execution, or confirmed exploitation.
Executive priority
Treat this as a mobile browser hygiene issue. Prioritize remediation where Android devices are managed, exposed to untrusted browsing, or used for business access, but current sources do not support emergency exploitation claims.
Technical view
Opera for Android before 54.0.2669.49432 mishandled sandboxed cross-origin iframes. The reported bypass involved a service operating inside a sandboxed iframe, allowing normal sandboxing attributes to be bypassed and enabling forced redirects from third-party context.
Likely exposure
Exposure is limited to Android devices running Opera for Android below 54.0.2669.49432. The source bundle does not identify desktop Opera, other Opera products, or other browsers as affected.
Exploitation context
CISA KEV status is false, and the provided sources do not claim active exploitation. The documented impact is forced redirection without user interaction from a third-party context, not a broader compromise.
Researcher notes
Evidence is sparse: no CVSS, CWE, exploit status, or detailed patch notes are provided. The key validated facts are affected product, fixed version threshold, iframe sandbox bypass, and forced redirect impact.
Mitigation direction
- Upgrade Opera for Android to 54.0.2669.49432 or later.
- Check Opera’s security advisory for current vendor guidance.
- Remove unsupported or unmanaged Opera for Android installations.
- Use mobile management controls to enforce approved browser versions.
Validation and detection
- Inventory Android devices for Opera for Android installations.
- Flag any Opera for Android version below 54.0.2669.49432.
- Confirm managed app stores deploy a fixed version.
- Review mobile web logs for unexplained redirect patterns.
Public sources used
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2019-19788 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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
- https://security.opera.com/bypass-a-restriction-in-ofa-54-opera-security-advisories/CVE reference · x_refsource_MISC
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.