Medium 5.1Published Apr 6, 2026

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

Updated under an hour ago (Oct 26, 2026, 8:40 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for forceworkbench

Exploited in the last 30 days

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.

CVSS: 5.1 MEDIUM (v4.0, CNA)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
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

forceworkbench forceworkbench forceworkbench:forceworkbench (from the name)	before 65.0.0	CNA record
salesforce workbench salesforce:workbench	before 65.0.0	NVD

References

https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-j94x-h584-rjf9x-refsource-confirm, vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.