CVE-2026-46486 Mobile Verification Toolkit (MVT): Path Traversal via unsanitized File identifiers in iOS Backup processing
An attacker can exploit path traversal in iOS backup processing to read or modify arbitrary files on the forensic analyst's system.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-46486?
CVE-2026-46486 is a medium-severity path traversal vulnerability in mvt-project mvt, published on 8 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
MVT (Mobile Verification Toolkit) helps with conducting forensics of mobile devices in order to find signs of a potential compromise. Prior to version 2026.5.12, there is a path traversal vulnerability via unsanitized File identifiers in iOS Backup processing. This issue has been patched in version 2026.5.12.
Weakness: CWE-22
Which versions are affected by CVE-2026-46486?
3 open source packages ship an affected version, including mvt.
| Package | Affected | Fixed in |
|---|---|---|
mvt PyPI | All versions | 2026.5.12 |
mvt PyPI | All versions | 2026.5.12 |
mvt PyPI | All versions | 2026.5.12 |
How do I fix CVE-2026-46486?
Upgrade mvt to 2026.5.12 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-46486 being exploited?
There is no known exploitation of CVE-2026-46486 in the wild and no public exploit code.
Sources
Also known as GHSA-5h3g-px23-w6vw, PYSEC-2026-2671.