CVE-2025-2526: Streamit WordPress Privilege Escalation

CVE-2025-2526 Overview

CVE-2025-2526 is an authorization flaw in the Streamit theme for WordPress affecting all versions up to and including 4.0.2. The vulnerability resides in the st_Authentication_Controller::edit_profile function, which fails to validate user identity before updating account details such as the email address. Attackers can change the email of any account, including administrators, then trigger a password reset to take over the account. The flaw is categorized as Authorization Bypass leading to Privilege Escalation and is tracked as CWE-639 (Authorization Bypass Through User-Controlled Key).

Critical Impact
Unauthenticated or low-privileged attackers can hijack administrator accounts on Streamit-powered WordPress sites, achieving full site compromise.

Affected Products

Iqonic Design Streamit WordPress theme, all versions through 4.0.2
WordPress installations using the Streamit video streaming theme
Sites where the vulnerable st_Authentication_Controller profile-editing endpoint is exposed

Discovery Timeline

2025-04-08 - CVE-2025-2526 published to the National Vulnerability Database
2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-2526

Vulnerability Analysis

The Streamit theme exposes profile-management functionality through the st_Authentication_Controller::edit_profile handler. The function accepts a user identifier and new profile values such as email, but does not confirm that the request originates from the account being modified. Because the handler trusts the supplied user reference, an attacker can submit a request specifying any target user ID and overwrite that account's email address.

Once the email is rewritten to an attacker-controlled mailbox, the attacker requests a standard WordPress password reset. The reset link is delivered to the attacker, allowing them to set a new password and authenticate as the victim. When the targeted account holds the administrator role, the attacker obtains full control of the WordPress site, including plugin installation, content modification, and database access.

Root Cause

The root cause is missing authorization on a state-changing endpoint. The edit_profile function relies on a user-controlled key to determine which account to update and does not enforce a session check, capability check, or matching nonce against the current user. This pattern matches CWE-639, where authorization decisions depend on client-supplied identifiers.

Attack Vector

Exploitation occurs remotely over HTTP and requires no special tooling. An attacker submits a crafted POST request to the Streamit profile-edit endpoint, supplying the victim's user ID and a new email value. After the email update succeeds, the attacker uses the standard WordPress wp-login.php?action=lostpassword flow to receive the reset token. Refer to the Wordfence Vulnerability Report for additional technical context.

Detection Methods for CVE-2025-2526

Indicators of Compromise

Unexpected changes to the user_email column in the wp_users table, particularly for accounts with the administrator role
Password reset emails sent to addresses outside the organization's known domains
New administrator logins from previously unseen IP addresses immediately following a profile update
WordPress audit log entries showing edit_profile calls without a corresponding authenticated session for the target user

Detection Strategies

Monitor HTTP POST requests targeting Streamit profile-edit endpoints and correlate the requesting session with the user ID being modified
Alert on any email change for privileged accounts, especially when followed within minutes by a password reset request
Review web server access logs for repeated requests enumerating user IDs against the edit_profile handler

Monitoring Recommendations

Enable WordPress activity logging plugins to capture user profile modifications and authentication events
Forward WordPress and web server logs to a centralized SIEM for correlation between profile changes and subsequent authentication activity
Track outbound mail logs for password reset messages directed to unfamiliar recipient domains

How to Mitigate CVE-2025-2526

Immediate Actions Required

Update the Streamit theme to a version released after 4.0.2 that addresses the edit_profile authorization gap, per the Iqonic Streamit v4.0 change log
Audit all administrator accounts for unauthorized email changes and reset credentials where tampering is suspected
Enforce multi-factor authentication on all WordPress administrator accounts to blunt password-reset takeover
Rotate WordPress secret keys in wp-config.php to invalidate active sessions after remediation

Patch Information

Iqonic Design tracks fixes in the Streamit change log. Site owners should upgrade beyond version 4.0.2 and review the ThemeForest Streamit listing for the latest supported release. Apply the update through the WordPress admin interface or by replacing the theme files on disk.

Workarounds

Restrict access to Streamit profile-editing endpoints at the web application firewall layer until the theme is patched
Temporarily disable the Streamit theme and switch to a default theme if patching cannot be performed immediately
Limit password reset email delivery to verified internal domains via mail server policy to reduce takeover impact

bash

# Example WAF rule (ModSecurity) to block unauthenticated edit_profile abuse
SecRule REQUEST_URI "@contains edit_profile" \
    "id:1002526,phase:2,deny,status:403,\
    msg:'Block Streamit edit_profile requests pending CVE-2025-2526 patch',\
    chain"
    SecRule &REQUEST_COOKIES:/wordpress_logged_in_/ "@eq 0"