Security readout for executives and security teams
Plain-English summary
Opera Mini for Android versions before 52.2 can be tricked into showing the wrong website address. A malicious page could look like it belongs to a trusted site, increasing phishing risk and possible sensitive data disclosure.
Executive priority
Treat this as a moderate phishing-enablement issue, not a broad remote compromise. Prioritize remediation where staff use Opera Mini on Android for work accounts or sensitive services.
Technical view
This is an address bar spoofing issue in Opera Mini for Android below 52.2, mapped to CWE-290 and CWE-451. The CVSS 3.1 score is 4.7 with network attack vector, low complexity, no privileges required, user interaction required, changed scope, and low confidentiality impact.
Likely exposure
Exposure is limited to Android users or managed devices running Opera Mini below version 52.2. Other Opera products are not identified in the provided sources.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as KEV. Exploitation requires user interaction with a malicious page and is most relevant to phishing scenarios.
Researcher notes
Evidence is limited to the CVE record and Opera advisory reference. The vulnerability affects browser trust UI rather than code execution. Avoid assuming exploit availability, broader product impact, or mitigations beyond upgrading and following vendor guidance.
Mitigation direction
- Upgrade Opera Mini for Android to version 52.2 or later.
- Check Opera's security advisory for any current vendor guidance.
- Use mobile device management to block outdated Opera Mini versions.
- Educate users that address bars can be spoofed in vulnerable browsers.
Validation and detection
- Inventory Android devices for installed Opera Mini versions.
- Confirm no managed device runs Opera Mini below 52.2.
- Review mobile phishing telemetry for suspicious Opera Mini activity.
- Validate browser update enforcement through MDM or endpoint management.
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.
CWE-290: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCWE-451: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2020-6158 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
- Medium
- CVSS
- 4.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.7MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Source materials
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.