# CVE-2026-0542 — ServiceNow AI Platform

> As of 2026-02-26, CVE-2026-0542 is a Critical-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in ServiceNow AI Platform, CVSS v4.0 9.2, EPSS 0.5% (46.5th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-0542, most recently “ServiceNow AI Platform Sandbox Escape Enables Unauthenticated Remote Code Execution (CVE-2026-6875)”.

**Last updated:** 2026-02-26

## What is CVE-2026-0542?

ServiceNow has addressed a remote code execution vulnerability that was identified in the ServiceNow AI platform. This vulnerability could enable an unauthenticated user, in certain circumstances, to execute code within the ServiceNow Sandbox. ServiceNow addressed this vulnerability by deploying a security update to hosted instances. Relevant security updates also have been provided to ServiceNow self-hosted customers and partners. Further, the vulnerability is addressed in the listed patches and hot fixes. While we are not currently aware of exploitation against customer instances, we recommend customers promptly apply appropriate updates or upgrade if they have not already done so.

The record classifies CVE-2026-0542 under weakness class [CWE-653](https://cwe.mitre.org/data/definitions/653.html). 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 240 days ago.

## Severity and exploitation probability

- **CVSS v4.0 base score:** 9.2 — Critical (derived from score) (`CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **EPSS (FIRST):** 0.5% probability of exploitation in the next 30 days, higher than 46.5% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 8.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-02-25, last modified 2026-02-26

## Is CVE-2026-0542 being exploited?

Weaponised exploit code for CVE-2026-0542 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 25 in the Threadlinqs vulnerability feed.

- [HORKimhab/CVE-2026-0542](https://github.com/HORKimhab/CVE-2026-0542) (github)

## Affected products and versions

- [ServiceNow](https://intel.threadlinqs.com/vendors/servicenow): AI Platform

## How to fix CVE-2026-0542

No vendor patch reference has been recorded for CVE-2026-0542 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-0542

1 tracked threat in the Threadlinqs corpus references CVE-2026-0542, either in the campaign’s CVE list or as an indicator on the campaign record.

- [ServiceNow AI Platform Sandbox Escape Enables Unauthenticated Remote Code Execution (CVE-2026-6875)](https://intel.threadlinqs.com/threat/TL-2026-1305) — CRITICAL · 2026-07-14

## Sources

Enriched from CVE.org, FIRST EPSS, public proof-of-concept repositories. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [support.servicenow.com](https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB2693566)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-0542
Full detection coverage and IOCs for threats exploiting CVE-2026-0542 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp