CVE-2026-32103

StudioCMS: IDOR — Admin-to-Owner Account Takeover via Password Reset Link Generation

HIGH
7.2
CVSS Score
Published: March 11, 2026 at 08:06 PM UTC
Updated: June 17, 2026 at 10:35 AM UTC
2 products affected across 2 vendorsStudiocmsStudioCMS

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Severity
HIGH7.2
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

StudioCMS is a server-side-rendered, Astro native, headless content management system. Prior to 0.4.3, the POST /studiocms_api/dashboard/create-reset-link endpoint allows any authenticated user with admin privileges to generate a password reset token for any other user, including the owner account. The handler verifies that the caller is an admin but does not enforce role hierarchy, nor does it validate that the target userId matches the caller's identity. Combined with the POST /studiocms_api/dashboard/reset-password endpoint, this allows a complete account takeover of the highest-privileged account in the system. This vulnerability is fixed in 0.4.3.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.4.3
Affected range stops below 0.4.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_CONFIRMExploitVendor Advisory
Source: cverecord
https://github.com/withstudiocms/studiocms/security/advisories/GHSA-h7vr-cg25-jf8c

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-639CWE-640

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