CVE-2026-35178

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 43% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
9.8
EG Score
9.8(medium)
EPSS
38.9%
KEV
Not listed

Published

April 6, 2026

Last Modified

April 16, 2026

Advisory Details (2)

Auto-updated May 1, 2026
Patch available. Sources: github.
github Patch Available

Remote Code Execution (RCE) via Malicious Cookie in Timezone Conversion · Advisory · forceworkbench/forceworkbench · GitHub

Affected: version 65.0.0. Users should upgrade to version 65.0.0 or later immediately. The

https://github.com/forceworkbench/forceworkbench/security/advisories/GHSA-jw63-m86r-2jxc
generic

Fix XSS vulnerability and upgrade PHP 7.4 to 8.4 for Heroku-24 by jonnyhork · Pull Request #869 · forceworkbench/forceworkbench · GitHub

https://github.com/forceworkbench/forceworkbench/pull/869

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 42× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 115 total refreshes for this CVE.

  1. 2026-07-16 17:03 UTCEPSS rescore
  2. 2026-07-15 16:57 UTCEPSS rescore
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  24. 2026-06-12 05:47 UTCEG score recompute
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  26. 2026-06-11 21:33 UTCEG score recompute
  27. 2026-06-11 14:00 UTCEPSS rescore
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  38. 2026-06-08 14:17 UTCEPSS rescore
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  40. 2026-06-08 11:23 UTCEG score recompute
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  45. 2026-06-07 15:25 UTCEPSS rescore
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  48. 2026-06-07 14:34 UTCEG score recompute
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  64. 2026-05-31 00:16 UTCEPSS rescore
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  75. 2026-05-26 13:44 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2026-35178?
CVE-2026-35178 is a critical vulnerability published on April 6, 2026. 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…
When was CVE-2026-35178 disclosed?
CVE-2026-35178 was first published in the National Vulnerability Database on April 6, 2026, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-35178 actively exploited?
CVE-2026-35178 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-35178?
CVE-2026-35178 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-35178?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-35178, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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