PatchSiren cyber security CVE debrief
CVE-2026-18648 Blix CVE debrief
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-03T21:16:37.797Z and has not been modified since then. The Blix Email Blue Mail Calendar App 2.2.305 has a vulnerability in the react-native-receive-sharing-intent component, specifically in the FileDirectory.getDataColumn/FileDirectory.getFileFromUri functions, which allows for path traversal attacks with local access. This vulnerability can be exploited by manipulating the _display_name argument, potentially leading to unauthorized access to sensitive data or system compromise. Users of Blix Email Blue Mail Calendar App 2.2.305 and administrators of systems where the app is installed should review and verify the vulnerability existence and impact. Additionally, operators and security teams responsible for managing and securing the affected systems should prioritize this vulnerability due to its potential for local access exploitation. A low-priority defensive review is recommended due to the local access requirement and low CVSS score. The evidence for this CVE is limited; verify vulnerability existence and impact through primary official records and vendor statements. Affected product deployments should be reviewed for react-native-receive-sharing-intent component usage, specifically in the FileDirectory.getDataColumn/FileDirectory.getFileFromUri functions. Defenders should focus on local access exploitation scenarios and verify system configurations for potential exposure.
- Vendor
- Blix
- Product
- Email Blue Mail Calendar App
- CVSS
- LOW 1.9
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-08-03
- Original CVE updated
- 2026-08-05
- Advisory published
- 2026-08-03
- Advisory updated
- 2026-08-05
Who should care
Users of Blix Email Blue Mail Calendar App 2.2.305 and administrators of systems where the app is installed should review and verify the vulnerability existence and impact. Additionally, operators and security teams responsible for managing and securing the affected systems should prioritize this vulnerability due to its potential for local access exploitation.
Technical summary
The Blix Email Blue Mail Calendar App 2.2.305 has a vulnerability in the react-native-receive-sharing-intent component, specifically in the FileDirectory.getDataColumn/FileDirectory.getFileFromUri functions, which allows for path traversal attacks with local access. This vulnerability can be exploited by manipulating the _display_name argument, potentially leading to unauthorized access to sensitive data or system compromise.
Defensive priority
Low-priority defensive review recommended due to local access requirement and low CVSS score.
Recommended defensive actions
- Review and verify vulnerability existence and impact
- Check for vendor remediation or compensating controls
- Monitor for potential local access exploits
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
- Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
- Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
- Check relevant monitoring, detection, and logs for exposed assets that need extra review
Evidence notes
The evidence for this CVE is limited; verify vulnerability existence and impact through primary official records and vendor statements. Affected product deployments should be reviewed for react-native-receive-sharing-intent component usage, specifically in the FileDirectory.getDataColumn/FileDirectory.getFileFromUri functions. Defenders should focus on local access exploitation scenarios and verify system configurations for potential exposure.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-03T21:16:37.797Z and has not been modified since then.