ServiceNow Incomplete List of Disallowed Inputs Vulnerability
ServiceNow Washington DC, Vancouver, and earlier Now Platform releases contain an incomplete list of disallowed inputs vulnerability in the GlideExpression script. An unauthenticated user could exploit this vulnerability to execute code remotely.
- Vendor
- ServiceNow
- Product
- Utah, Vancouver, and Washington DC Now Platform
- CVSS
- 9.8
- EPSS (exploit probability)
- 99.6%
- Status
- kev
- CISA patch-by (BOD 22-01)
- Added to KEV
Is CVE-2024-5217 being exploited?
Yes. CISA added CVE-2024-5217 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 99.6% (scored October 14, 2026).
- CISA KEV[ LISTED ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-10-22. Full cross-catalog view: /kev-comparison
What to do
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
US federal civilian agencies must remediate by (21 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.
Other ServiceNow CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2026-6875 ServiceNow AI Platform unauthenticated remote code executionwrite-up | [ CRITICAL ] | 9.5 | 1.4% | — |
| CVE-2024-4879 ServiceNow Improper Input Validation Vulnerability | [ CRITICAL ] | 9.8 | 100.0% |