---
id: CVE-2026-111649
title: Rocboss paopao-ce through 0.6.0-alpha.3 IDOR via DownloadAttachment Endpoint
summary: >-
  Rocboss paopao-ce through 0.6.0-alpha.3 contains an insecure direct object
  reference vulnerability in DownloadAttachment that allows authenticated users
  to access private media by supplying arbitrary content IDs. Attackers can
  enumerate …
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: rocboss
product: paopao-ce
affected:
  - paopao-ce <= 0.6.0-alpha.3
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:39:17.296Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111649'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/paopao-ce-attachment-download-cross-user-idor
  - url: >-
      https://github.com/rocboss/paopao-ce/blob/v0.6.0-alpha.3/internal/servants/web/priv.go#L208-L250
  - url: 'https://github.com/rocboss/paopao-ce'
  - url: >-
      https://www.vulncheck.com/advisories/rocboss-paopao-ce-through-0.6.0-alpha.3-idor-via-downloadattachment-endpoint
    label: >-
      VulnCheck Advisory: Rocboss paopao-ce through 0.6.0-alpha.3 IDOR via
      DownloadAttachment Endpoint
tags:
  - cve.org
ingestedAt: '2026-10-16T18:43:08.678Z'
---

## Overview

Rocboss paopao-ce through 0.6.0-alpha.3 contains an insecure direct object reference vulnerability in DownloadAttachment that allows authenticated users to access private media by supplying arbitrary content IDs. Attackers can enumerate sequential post_content ids via the /v1/attachment endpoint to obtain signed download URLs for other users' private, friend-only and following-only images, videos and attachments.

## Affected

- `paopao-ce <= 0.6.0-alpha.3`

## Remediation

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