CVE-2025-7891: web video cast — Exploit

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.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-926 CWE-926

Affected Products

Vendor	Product	Versions
instantbits	web_video_cast	< 5.12.4

References

Exploits

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 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

Other References

https://vuldb.com/?ctiid.317006 https://vuldb.com/?id.317006 https://vuldb.com/?submit.615271

Frequently Asked Questions

What is CVE-2025-7891? +

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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-7891? +

CVE-2025-7891 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-7891? +

CVE-2025-7891 affects products from instantbits, specifically: web_video_cast. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-7891? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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