OpenAI Operator SaaS Fullscreen API clickjacking

Summaryinfo

A vulnerability was found in OpenAI Operator SaaS and classified as problematic. Affected is an unknown function of the component Fullscreen API. Such manipulation leads to clickjacking. This vulnerability is referenced as CVE-2025-7021. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in OpenAI Operator SaaS and classified as problematic. Affected by this issue is an unknown code of the component Fullscreen API. The manipulation with an unknown input leads to a clickjacking vulnerability. Using CWE to declare the problem leads to CWE-451. The user interface (UI) does not properly represent critical information to the user, allowing the information - or its source - to be obscured or spoofed. This is often a component in phishing attacks. Impacted is integrity. CVE summarizes:

Fullscreen API Spoofing and UI Redressing in the handling of Fullscreen API and UI rendering in OpenAI Operator SaaS on Web allows a remote attacker to capture sensitive user input (e.g., login credentials, email addresses) via displaying a deceptive fullscreen interface with overlaid fake browser controls and a distracting element (like a cookie consent screen) to obscure fullscreen notifications, tricking the user into interacting with the malicious site.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-7021 since 07/02/2025. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/25/2025). The MITRE ATT&CK project declares the attack technique as T1566.003.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• OpenAI

Name

• Operator

Version

• SaaS

CPE 2.3info

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CPE 2.2info

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