---
id: CVE-2017-17516
aliases:
  - GHSA-336h-q7mh-8vf8
  - PYSEC-2026-914
title: Reddit Terminal Viewer (RTV) vulnerable to argument injection attacks
summary: Reddit Terminal Viewer (RTV) vulnerable to argument injection attacks
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
vendor: rtv
product: rtv
ecosystem: pip
affected:
  - rtv <= 1.19.0
published: '2022-05-14'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-336h-q7mh-8vf8'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2017-17516'
  - url: 'https://github.com/michael-lazar/rtv/issues/531'
  - url: 'https://github.com/michael-lazar/rtv'
  - url: 'https://security-tracker.debian.org/tracker/CVE-2017-17516'
tags:
  - osv
  - pip
epss: 0.01179
epssPercentile: 0.6583
ingestedAt: '2026-07-08T18:25:44.654Z'
---

## Overview

scripts/inspect_webbrowser.py in Reddit Terminal Viewer (RTV) 1.19.0 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL.

## Affected packages

- `rtv <= 1.19.0`

## Remediation

Refer to the advisory for the patched release.