9.3
CRITICAL CVSS 4.0
CVE-2026-35178
Workbench Affected by Remote Code Execution (RCE) via Malicious Cookie in Timezone Conversion
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 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.

INFO

Published Date :

April 6, 2026, 8:16 p.m.

Last Modified :

April 6, 2026, 8:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-35178 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 CRITICAL [email protected]
Solution
Update Workbench to version 65.0.0 or later to fix the remote code execution vulnerability.
  • Update Workbench to version 65.0.0 or later.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-35178.

URL Resource
https://github.com/forceworkbench/forceworkbench/pull/869
https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-jw63-m86r-2jxc
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-35178 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-35178 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-35178 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-35178 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Apr. 06, 2026

    Action Type Old Value New Value
    Added 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 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-94
    Added Reference https://github.com/forceworkbench/forceworkbench/pull/869
    Added Reference https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-jw63-m86r-2jxc
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.