CVE-2025-8512 Details
Description
A vulnerability, which was classified as problematic, has been found in TVB Big Big Shop App 2.9.0 on Android. This issue affects some unknown processing of the file AndroidManifest.xml of the component hk.com.tvb.bigbigshop. The manipulation leads to improper export of android application components. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
A task hijacking vulnerability has been identified in TVB Big Big Shop App version 2.9.0 for Android. This issue arises from an improper export of application components in the AndroidManifest.xml file of the hk.com.tvb.bigbigshop component. The vulnerability allows malicious apps to inherit permissions from vulnerable ones, potentially leading to phishing attacks by manipulating or taking over tasks on the device. This vulnerability affects all Android versions prior to Android 11.
To mitigate this vulnerability, the taskAffinity property of the application's activities should be set to an empty value or configured to enforce a randomly generated task affinity. This adjustment can be made in the AndroidManifest.xml file.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Aug 3, 2025CISA-ADP
Assessed Aug 4, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/KMov-g/androidapps/blob/main/hk.com.tvb.bigbigshop.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/?ctiid.318611 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/?id.318611 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/?submit.619028 | [email protected] | Technical Description |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-926 | Improper Export of Android Application Components | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| TVB Big Big Shop App | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Aug 3, 2025 | New CVE Received | [email protected] |