CVE-2026-34951CWE-79

Reflected XSS in footer.php in Workbench Allows Attackers to Hijack Authenticated Sessions

Medium · published April 6, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
15.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00253 · 15.9th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-04-06T15:58Z
EPSS history
Timeline
  • 06 APR 15:58Z
    Reflected XSS in footer.php in Workbench Allows Attackers to Hijack Authenticated Sessions
    cvelistv5