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Mallory
Critical

Unauthenticated RCE in ServiceNow AI Platform Sandbox

IdentifiersCVE-2026-0542CWE-653· Improper Isolation or…

Information is currently not available to provide a detailed technical description (e.g., vulnerable function/logic, exact root cause, or exploit chain). The provided content only states that CVE-2026-0542 is a critical remote code execution vulnerability in the ServiceNow AI Platform that, under certain circumstances, could allow an unauthenticated attacker to execute code within the ServiceNow Sandbox, potentially bypassing sandbox restrictions. ServiceNow did not disclose exact technical details in the referenced advisory (KB2693566).

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For your environment

Are you exposed to this one?

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Information is currently not available to provide a detailed impact assessment beyond what is stated in the content. Based on the provided material, successful exploitation could enable unauthenticated remote code execution within the ServiceNow AI Platform sandbox and may lead to broader compromise outcomes such as unauthorized access/control, data theft, and workflow manipulation.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, no specific compensating controls are provided in the content. The only stated mitigation is to promptly apply the relevant ServiceNow security updates/hotfixes or upgrade to a patched version, and for hosted instances to ensure the ServiceNow-deployed security update has been applied.

Remediation

Patch, then assume compromise.

Apply ServiceNow-provided security updates/hotfixes or upgrade to a fixed release as per ServiceNow advisory KB2693566. Hosted instances were updated by ServiceNow (security update deployed January 6, 2026). Self-hosted customers/partners must install the relevant patches/hotfixes. The content lists fixed levels including: Xanadu Patch 11 Hot Fix 1a; Yokohama Patch 12 and Patch 10 Hot Fix 1b; Zurich Patch 5 and Patch 4 Hot Fix 3b. Australia release fix is indicated as pending (expected Q2 2026).
PUBLIC EXPLOITS

Exploits

No valid public exploits. Mallory filtered out 1 candidate as fakes, detection scripts, or README-only repos.

VALID 0 / 1 TOTALView more in app

All candidate exploits were filtered out by Mallory's validation.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
ServicenowServicenow Ai Platformapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity4

Community discussion across Reddit, Mastodon, and other social sources.