Vulnerability · Published Apr 6, 2026 · Assigned by GitHub_M

CVE-2026-34951Reflected XSS in footer.php in Workbench Allows Attackers to Hijack Authenticated Sessions

Medium 6.1

In plain English

A medium-severity cross-site scripting in forceworkbench from forceworkbench. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium

Exploit odds (30 days)0.2%top 95.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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 products (as reported)

Vendor	Product	Versions
forceworkbench	forceworkbench	< 65.0.0

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-j94x-h584-rjf9 x_refsource_CONFIRM