PatchSiren cyber security CVE debrief
CVE-2026-18591 Meesho CVE debrief
The Meesho Online Shopping App for Android, up to version 20260607, contains a vulnerability in the com.meesho.supply component, leading to cleartext storage of sensitive information such as user_id, phone number, email address, and name. This vulnerability can be exploited directly on the physical device, potentially allowing unauthorized access to sensitive information. The attack can be executed directly on the physical device. Limited evidence is available; verify with official records and assess defensive impact. The CVE record was published on 2026-08-03T08:17:18.823Z and has not been modified since then. The vendor was contacted early about this disclosure. The exploit is publicly available and might be used.
- Vendor
- Meesho
- Product
- Online Shopping App
- CVSS
- LOW 0.9
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-08-03
- Original CVE updated
- 2026-08-03
- Advisory published
- 2026-08-03
- Advisory updated
- 2026-08-03
Who should care
Android device users of the Meesho Online Shopping App, especially those with access to sensitive information, and security teams responsible for monitoring and patching vulnerabilities in mobile applications should be aware of this vulnerability. They should verify the Meesho Online Shopping App's data storage practices on Android devices, especially regarding user_id, phone number, email address, and name, and perform inventory checks for affected devices. Additionally, they should review compensating controls for exposed systems while remediation is scheduled and verified.
Technical summary
The Meesho Online Shopping App for Android, up to version 20260607, contains a vulnerability in the com.meesho.supply component. This vulnerability leads to cleartext storage of sensitive information such as user_id, phone number, email address, and name. The attack can be executed directly on the physical device. Limited evidence is available; verify with official records and assess defensive impact. The exploit is publicly available and might be used.
Defensive priority
Verify the Meesho Online Shopping App's data storage practices on Android devices, especially regarding user_id, phone number, email address, and name.
Recommended defensive actions
- Verify the Meesho Online Shopping App's data storage practices on Android devices
- Perform inventory checks for affected devices
- Monitor for compensating controls
- 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
- Track exceptions, retest remediated assets, and close the item only after evidence is documented
Evidence notes
The CVE-2026-18591 record indicates a vulnerability in the Meesho Online Shopping App for Android, specifically in the com.meesho.supply component, leading to cleartext storage of sensitive information such as user_id, phone number, email address, and name. Evidence is limited; verify with vendor and perform inventory checks. Additional verification steps are recommended to confirm affected product deployments and assess potential impact.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-03T08:17:18.823Z and has not been modified since then.