CVE-2024-5217

Incomplete Input Validation in GlideExpression Script

Critical 9.8
Exploited: added to CISA KEV 29 Jul 2024

Description

ServiceNow has addressed an input validation vulnerability that was identified in the Washington DC, Vancouver, and earlier Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. The vulnerability is addressed in the listed patches and hot fixes below, which were released during the June 2024 patching cycle. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.

Key facts

Published: 10 Jul 2024
Last changed: 21 Oct 2025
Assigned by: SN
KEV added: 29 Jul 2024
KEV fix due: 19 Aug 2024
EPSS: 99.628% likely to be exploited in the next 30 days, higher than 99.949% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: yes; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

9.2CVSS 4.0, Criticalfrom the CNA (SN)CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
9.8CVSS 3.1, Criticalfrom the CNA (SN)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
ServiceNow	Now Platform	Default status: unaffected 0 up to but excluding Utah Patch 10 Hot Fix 3 (affected) 0 up to but excluding Utah Patch 10a Hot Fix 2 (affected) 0 up to but excluding Utah Patch 10b Hot Fix 1 (affected) 0 up to but excluding Vancouver Patch 6 Hot Fix 2 (affected) 0 up to but excluding Vancouver Patch 7 Hot Fix 3b (affected) 0 up to but excluding Vancouver Patch 8 Hot Fix 4 (affected) 0 up to but excluding Vancouver Patch 9 Hot Fix 1 (affected) 0 up to but excluding Vancouver Patch 10 (affected) 0 up to but excluding Washington DC Patch 1 Hot Fix 3b (affected) 0 up to but excluding Washington DC Patch 2 Hot Fix 2 (affected) 0 up to but excluding Washington DC Patch 3 Hot Fix 2 (affected) 0 up to but excluding Washington DC Patch 4 (affected) 0 up to but excluding Washington DC Patch 5 (affected)