---
id: CVE-2026-84852
title: >-
  A security vulnerability has been detected in Reader Tools PDF Reader App 98.8
  on Android
summary: >-
  A security vulnerability has been detected in Reader Tools PDF Reader App 98.8
  on Android. The affected element is the function ActSplashNew.handleDeeplink
  of the component File Handler. The manipulation of the argument _display_name
  lea…
severity: medium
cvss: 4.4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'
cwe:
  - CWE-22
published: '2026-09-02'
updated: '2026-09-28'
sourceUpdated: '2026-09-28T23:10:00.143'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-84852'
references:
  - url: >-
      https://docs.google.com/document/d/1g8q6UDV2EBm0UfEz2tc1eVBSxXqX5Zk8Ei30FuKAYa8/edit?usp=sharing
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-84852'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/886201'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/398130'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/398130/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-09-28T23:23:00.555Z'
---

## Overview

A security vulnerability has been detected in Reader Tools PDF Reader App 98.8 on Android. The affected element is the function ActSplashNew.handleDeeplink of the component File Handler. The manipulation of the argument _display_name leads to path traversal. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.