CVE-2025-42886 Reflected Cross-Site Scripting (XSS) vulnerability in SAP Business Connector

Medium 6.1 Published 11 Nov 2025 Updated 12 Nov 2025

An unauthenticated attacker can execute malicious scripts in an authenticated victim's browser via a crafted link, compromising confidentiality and integrity.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-42886?

CVE-2025-42886 is a medium-severity cross-site scripting vulnerability in SAP_SE SAP Business Connector, published on 11 Nov 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Due to a Reflected Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could generate a malicious link and make it publicly accessible. If an authenticated victim accesses this link, the injected input is processed during web page generation, resulting in the execution of malicious content in the victim's browser context. This could allow the attacker to access or modify information within the victim�s browser scope, impacting confidentiality and integrity, while availability remains unaffected

Weakness: CWE-79

Which versions are affected by CVE-2025-42886?

It affects 1 product.

Products include Sap Business Connector.

How do I fix CVE-2025-42886?

No fix has been published for CVE-2025-42886 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-42886 being exploited?

There is no known exploitation of CVE-2025-42886 in the wild and no public exploit code.

Sources

Also known as GHSA-h8mc-5jfg-vjvf.