CVE-2026-61463

Shiori Authenticated Privilege Escalation via PATCH /api/v1/auth/account

Published Jul 13, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Shiori Authenticated Privilege Escalation via PATCH /api/v1/auth/account
First Time appeared Go-shiori
Go-shiori shiori
Weaknesses CWE-269
CPEs cpe:2.3:a:go-shiori:shiori:*:*:*:*:*:go:*:*
Vendors & Products Go-shiori
Go-shiori shiori
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 24, 2026, 2:18 PM
Reserved
Jul 9, 2026, 2:07 PM
Status
Deferred
Published
Jul 13, 2026, 6:16 PM
Modified
Oct 24, 2026, 10:10 PM