CVE-2026-22426: Sweet Jane Auth Bypass Vulnerability

CVE-2026-22426 Overview

CVE-2026-22426 is an Authorization Bypass Through User-Controlled Key vulnerability in the Elated-Themes Sweet Jane WordPress theme. The flaw is classified as an Insecure Direct Object Reference (IDOR) issue under [CWE-639]. It affects all versions of Sweet Jane up to and including 1.2. Authenticated attackers with low-level privileges can manipulate user-controlled identifiers to access or modify resources belonging to other users. The vulnerability is exploitable over the network without user interaction.

Critical Impact
Authenticated attackers can bypass access controls by tampering with user-controlled keys, leading to unauthorized read and write actions on objects owned by other accounts.

Affected Products

Elated-Themes Sweet Jane WordPress theme
All versions from initial release through 1.2
WordPress sites using the sweetjane theme component

Discovery Timeline

2026-01-22 - CVE-2026-22426 published to NVD
2026-04-28 - Last updated in NVD database

Technical Details for CVE-2026-22426

Vulnerability Analysis

The vulnerability stems from incorrectly configured access control within the Sweet Jane theme. The theme exposes functionality that accepts an identifier supplied by the client and uses it to locate or operate on backend objects. The server does not validate whether the authenticated user owns or has permission to act on the referenced object. This pattern is a textbook Insecure Direct Object Reference (IDOR).

An attacker authenticated as a low-privilege user can substitute the identifier of another user's resource. The application then performs the requested action against that resource. The result is unauthorized disclosure or modification of data scoped to a different account. According to the Patchstack advisory, no patched release was identified at the time of disclosure.

Root Cause

The root cause is missing authorization enforcement on request handlers that accept user-supplied object identifiers. The theme trusts the identifier value rather than checking ownership against the current session. This violates the principle of mediating every access against the authenticated principal.

Attack Vector

Exploitation occurs over the network against the WordPress site hosting the vulnerable theme. The attacker authenticates as a subscriber-level or higher account. The attacker then issues HTTP requests with a modified object identifier targeting another user's records. No additional privileges, user interaction, or out-of-band steps are required.

No verified public proof-of-concept code is available. The vulnerability mechanism follows the standard IDOR pattern documented in [CWE-639]. Refer to the Patchstack advisory for further technical context.

Detection Methods for CVE-2026-22426

Indicators of Compromise

Authenticated HTTP requests containing numeric or UUID identifiers that do not correspond to the requesting user's owned resources
Repeated sequential or enumerated identifier values in query strings or POST bodies targeting Sweet Jane theme endpoints
WordPress audit log entries showing user accounts accessing or modifying records associated with other user IDs

Detection Strategies

Inspect WordPress access logs for patterns of identifier enumeration against theme-specific endpoints under /wp-content/themes/sweetjane/
Correlate authenticated session identifiers with target object owners to detect ownership mismatches
Deploy web application firewall rules that flag requests where the supplied object ID does not match the session principal

Monitoring Recommendations

Enable verbose WordPress activity logging covering subscriber and contributor role actions
Monitor for spikes in 200 OK responses to requests with iterated identifier parameters
Forward WordPress and reverse proxy logs to a centralized analytics platform for retroactive hunting

How to Mitigate CVE-2026-22426

Immediate Actions Required

Inventory all WordPress sites running the Elated-Themes Sweet Jane theme at version 1.2 or earlier
Restrict or disable subscriber-level account registration on affected sites until a fix is applied
Review user audit trails for evidence of unauthorized cross-user access during the exposure window

Patch Information

At the time of publication, no vendor patch was listed in the available references. Monitor the Patchstack advisory and the theme developer's release notes for an updated version above 1.2.

Workarounds

Replace the Sweet Jane theme with an actively maintained alternative if a fixed version is not available
Apply virtual patching at the WAF layer to enforce ownership checks on requests carrying user-controlled identifiers
Limit access to theme endpoints using server-side IP allowlisting or authenticated reverse proxy controls
Enforce least-privilege role assignments and disable open user registration where business requirements permit

bash

# Configuration example: restrict WordPress user registration via wp-config.php
# Disable open registration to reduce attacker surface
define( 'DISALLOW_FILE_EDIT', true );
update_option( 'users_can_register', 0 );
update_option( 'default_role', 'subscriber' );