CVE-2026-24490 MobSF has Stored XSS via Manifest Analysis - Dialer Code Host Field

High 8.1 Published 27 Jan 2026 Updated 27 Jan 2026

Attacker can execute arbitrary JavaScript in victim's browser via malicious APK upload, leading to session hijacking and account takeover.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2026-24490?

CVE-2026-24490 is a high-severity cross-site scripting vulnerability in Mobile-Security-Framework-MobSF, published on 27 Jan 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

MobSF is a mobile application security testing tool used. Prior to version 4.4.5, a Stored Cross-site Scripting (XSS) vulnerability in MobSF's Android manifest analysis allows an attacker to execute arbitrary JavaScript in the context of a victim's browser session by uploading a malicious APK. The `android:host` attribute from `<data android:scheme="android_secret_code">` elements is rendered in HTML reports without sanitization, enabling session hijacking and account takeover. Version 4.4.5 fixes the issue.

Weakness: CWE-79

Which versions are affected by CVE-2026-24490?

3 open source packages ship an affected version, including mobsf. It affects 1 product.

Package	Affected	Fixed in
`mobsf` PyPI	All versions	`4.4.5`
`mobsf` PyPI	All versions	`4.4.5`
`mobsf` PyPI	All versions	`4.4.5`

Products include Opensecurity Mobile Security Framework.

How do I fix CVE-2026-24490?

Upgrade mobsf to 4.4.5 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-24490 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-24490 exists.

Sources

Also known as GHSA-8hf7-h89p-3pqj, PYSEC-2026-1668.