Vulnerability · Published Jun 8, 2026 · Assigned by GitHub_M

CVE-2026-46486Mobile Verification Toolkit (MVT): Path Traversal via unsanitized File identifiers in iOS Backup processing

Medium 5.3

In plain English

A medium-severity path traversal in mvt from mvt-project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)5.3Medium

Exploit odds (30 days)0.4%top 68.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
PyPI	mvt	2026.5.12	GHSA-5h3g-px23-w6vw
PyPI	mvt	2026.5.12	PYSEC-2026-2671

Affected products (as reported)

Vendor	Product	Versions
mvt-project	mvt	< 2026.5.12

Weakness: CWE-22 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

References

https://github.com/mvt-project/mvt/security/advisories/GHSA-5h3g-px23-w6vw x_refsource_CONFIRM
https://github.com/mvt-project/mvt/releases/tag/v2026.5.12 x_refsource_MISC