Red Hat Quay OAuth Callback cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in Red Hat Quay. Affected by this vulnerability is an unknown functionality of the component OAuth Callback Handler. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2026-102295. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Red Hat Quay (affected version unknown). It has been rated as problematic. Affected by this issue is an unknown functionality of the component OAuth Callback Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

A flaw was found in Quay. A cross-site scripting (XSS) vulnerability in the OAuth callback handler allows a remote attacker to execute arbitrary JavaScript code within a user's browser session. By tricking a logged-in user into visiting a specially crafted link, an attacker can exploit improper input sanitization to run client-side scripts in the application context. Successful exploitation could allow the attacker to compromise the user's session, access sensitive registry information, or perform unauthorized actions on their behalf.

The advisory is available at access.redhat.com. This vulnerability is handled as CVE-2026-102295 since 09/28/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/05/2026). This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Red Hat

Name

• Quay

License

• open-source

Website

• Vendor: https://www.redhat.com/

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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