CVE-2026-34951: Reflected XSS in footer.php in Workbench Allows Attackers to Hijack Authenticated Sessions
Workbench is a suite of tools for administrators and developers to interact with Salesforce.com organizations via the Force.com APIs. Prior to 65.0.0, Workbench contains a reflected cross-site scripting vulnerability via the footerScripts parameter, which does not sanitize user-supplied input before rendering it in the page response. Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Workbench allows XSS Targeting Error Pages. This vulnerability is fixed in 65.0.0.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-34951?
CVE-2026-34951 is considered a high-severity vulnerability due to its potential for reflected cross-site scripting attacks.
How do I fix CVE-2026-34951?
To fix CVE-2026-34951, upgrade to Salesforce Workbench version 65.0.0 or later, which addresses the reflected XSS vulnerability.
What software is affected by CVE-2026-34951?
CVE-2026-34951 affects Salesforce Workbench versions prior to 65.0.0.
What type of attack does CVE-2026-34951 facilitate?
CVE-2026-34951 facilitates reflected cross-site scripting (XSS) attacks that can allow attackers to hijack authenticated sessions.
Who is at risk from CVE-2026-34951?
Users of Salesforce Workbench versions before 65.0.0 are at risk from CVE-2026-34951 as they may be exposed to session hijacking.