Critical 9.3Published Apr 6, 2026

CVE-2026-35178Workbench Affected by Remote Code Execution (RCE) via Malicious Cookie in Timezone Conversion

Updated under an hour ago (Oct 26, 2026, 7:20 AM ET)

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No exploitation reported and no EPSS estimate yet.

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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 remote code execution vulnerability in the timezone conversion flow, which processes attacker-controlled cookie values in an unsafe manner. This vulnerability is fixed in 65.0.0.

CVSS: 9.3 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
Weakness (CWE): CWE-94
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
forceworkbench forceworkbench forceworkbench:forceworkbench	before 65.0.0	NVD

References

https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-jw63-m86r-2jxcx-refsource-confirm, vendor-advisory
https://github.com/forceworkbench/forceworkbench/pull/869x-refsource-misc, issue-tracking, 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.