CVE-2025-7891: A vulnerability was found in InstantBits Web Video Cast App up to 5.12.4 on Android

Q: How do I fix CVE-2025-7891?

web video cast: upgrade to newer than 5.12.4. Exact commands for each OS are on this page.

Q: Is CVE-2025-7891 being exploited?

CVE-2025-7891 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-7891 affect?

CVE-2025-7891 affects web video cast. Severity is medium (CVSS 5.3). 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.cas

Q: How urgent is CVE-2025-7891?

Priority 31/100. Public exploit reference

Routine

MEDIUM 5.3UPGRADE

CVE-2025-7891 is a medium-severity flaw (CVSS 5.3) affecting web video cast. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 cont

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-926
Published	2025-07-20
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: instantbits

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-20 13:15 UTCPublished CVE record published
2026-06-17 10:05 UTCUpdated Record last modified

instantbits web video cast UPGRADE

Affected: <= 5.12.4

Fixed in: newer than 5.12.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy web-video-cast || rpm -q web-video-cast || web-video-cast --version

2. UPGRADE to newer than 5.12.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade web-video-cast

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade web-video-cast

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-7891?

web video cast: upgrade to newer than 5.12.4. Exact commands for each OS are on this page.

Is CVE-2025-7891 being exploited?

CVE-2025-7891 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-7891 affect?

CVE-2025-7891 affects web video cast. Severity is medium (CVSS 5.3). 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.cas

How urgent is CVE-2025-7891?

Priority 31/100. Public exploit reference

Software pages

Android vulnerabilities

References

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