---
id: CVE-2026-61463
title: Shiori Authenticated Privilege Escalation via PATCH /api/v1/auth/account
summary: >-
  Shiori contains a privilege escalation vulnerability in the account update
  endpoint that allows authenticated users to modify the owner field without
  authorization checks. Attackers can escalate to administrator by submitting a
  crafted P…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-269
vendor: go-shiori
product: shiori
affected:
  - shiori < 1.8.0
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-07-13T18:26:42.648759Z'
exploitAvailable: true
published: '2026-07-13'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T14:18:07.327Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-61463'
references:
  - url: 'https://github.com/go-shiori/shiori/issues/1196'
    label: GitHub Issue
  - url: 'https://github.com/go-shiori/shiori'
    label: Product
  - url: >-
      https://github.com/go-shiori/shiori/commit/6c8a7dbc11b131609bfda736b14d61c51f9027b2
    label: Patch Commit
  - url: >-
      https://www.vulncheck.com/advisories/shiori-authenticated-privilege-escalation-via-patch-api-v1-auth-account
tags:
  - cve.org
  - exploit-available
epss: 0.00523
epssPercentile: 0.43403
ingestedAt: '2026-09-24T15:45:56.723Z'
---

## Overview

Shiori contains a privilege escalation vulnerability in the account update endpoint that allows authenticated users to modify the owner field without authorization checks. Attackers can escalate to administrator by submitting a crafted PATCH request with owner: true, then re-authenticate to obtain an admin JWT token granting full system access.

## Affected

- `shiori < 1.8.0`

## Remediation

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