PatchSiren cyber security CVE debrief

CVE-2026-46486 mvt-project CVE debrief

CVE-2026-46486 is a MEDIUM severity vulnerability in MVT (Mobile Verification Toolkit) prior to version 2026.5.12. The vulnerability allows for path traversal via unsanitized File identifiers in iOS Backup processing. This issue has been patched in version 2026.5.12.

Vendor: mvt-project
Product: mvt
CVSS: MEDIUM 5.3
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-08
Original CVE updated: 2026-07-23
Advisory published: 2026-06-08
Advisory updated: 2026-07-23

Who should care

Users of MVT (Mobile Verification Toolkit) versions prior to 2026.5.12 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by unsanitized File identifiers in iOS Backup processing, allowing for path traversal attacks. The CVSS score for this vulnerability is 5.3, indicating a MEDIUM severity.

Defensive priority

MEDIUM

Recommended defensive actions

Update MVT to version 2026.5.12 or later to patch the vulnerability.

Evidence notes

The vulnerability was patched in version 2026.5.12. References: [ref-4](https://github.com/mvt-project/mvt/releases/tag/v2026.5.12), [ref-5](https://github.com/mvt-project/mvt/security/advisories/GHSA-5h3g-px23-w6vw).

Sources and references

Verified primary and authoritative sources

CVE-2026-46486 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-46486

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-46486 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-46486

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Source reference
Unverified legacy reference

URL: https://github.com/mvt-project/mvt/releases/tag/v2026.5.12

[email protected]
Source reference
Unverified legacy reference

URL: https://github.com/mvt-project/mvt/security/advisories/GHSA-5h3g-px23-w6vw

[email protected]

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.