ServiceNow Improper Input Validation Vulnerability
ServiceNow — Now Platform
ServiceNow has addressed an input validation vulnerability that was identified in Vancouver and Washington DC Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. ServiceNow applied an update to hosted instances, and ServiceNow released the update to our partners and self-hosted customers. Listed below are the patches and hot fixes that address the vulnerability. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
9.3
100.0%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- None
- User interaction
- None
- Confidentiality (Vulnerable System)
- High
- Integrity (Vulnerable System)
- High
- Availability (Vulnerable System)
- High
- Confidentiality (Subsequent System)
- None
- Integrity (Subsequent System)
- None
- Availability (Subsequent System)
- None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Published
- Jul 10, 2024
- Modified
- Oct 21, 2025
- Added to KEV
- Jul 29, 2024
- Federal patch due
- Aug 19, 2024
CISA required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2024-4879, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2024-4879 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-2024-4879?
ServiceNow has addressed an input validation vulnerability that was identified in Vancouver and Washington DC Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. ServiceNow applied an update to hosted instances, and ServiceNow released the update to our partners and self-hosted customers. Listed below are the patches and hot fixes that address the vulnerability. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
How severe is CVE-2024-4879?
CVE-2024-4879 has a CVSS base score of 9.3 out of 10 (CVSS 4.0).
Is CVE-2024-4879 actively exploited in the wild?
Yes. CVE-2024-4879 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jul 29, 2024, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2024-4879?
100.0% - meaning FIRST.org's EPSS model estimates a 100.0% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2024-4879?
Yes - a public Nuclei template referencing CVE-2024-4879 exist in public repositories we checked.
What type of vulnerability is CVE-2024-4879?
CVE-2024-4879 is classified under CWE-1287 (CWE-1287 Improper Validation of Specified Type of Input).
Cross-checked against
Impactr finds and proves whether CVE-2024-4879 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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