High 8.6Known exploited (CISA KEV)Published Feb 6, 2025

CVE-2025-0994Trimble Cityworks versions prior to 15.8.9 and Cityworks with office companion versions prior to 23.10 are vulnerable to a deserialization vulnerability.

Updated under an hour ago (2026-10-19 08:00 UTC)

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It affects Trimble Cityworks and 1 other product. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Feb 7, 2025; federal agencies had to remediate by Feb 28, 2025. Treat that date as your deadline.

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Every CVE for Trimble Cityworks

Exploited in the last 30 days

Trimble Cityworks versions prior to 15.8.9 and Cityworks with office companion versions prior to 23.10 are vulnerable to a deserialization vulnerability. This could allow an authenticated user to perform a remote code execution attack against a customer’s Microsoft Internet Information Services (IIS) web server.

CVSS: 8.6 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness (CWE): CWE-502
Known exploited: Added to CISA KEV Feb 7, 2025; federal remediation due Feb 28, 2025Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS (exploitation in the next 30 days): 31.09% (percentile 98)
Assigned by: icscert
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Trimble Cityworks trimble:cityworks (from the name)	before 15.8.9	CNA record
Trimble Cityworks (with office companion) trimble:cityworks_with_office_companion (from the name)	before 23.10	CNA record
trimble cityworks trimble:cityworks	before 15.8.9; from 23.0 before 23.10	NVD

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-037-04government-resource, third-party-advisory, us-government-resource
https://learn.assetlifecycle.trimble.com/i/1532182-cityworks-customer-communication-2025-02-05-docx/0?vendor-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-0994us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.