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Vulnerabilities

Vulnerability · CVE-2025-0994

Trimble Cityworks Deserialization Vulnerability

Published Feb 6, 2025 · catalog updated Jun 17, 2026 · Trimble Cityworks

Patch now

CVE-2025-0994 is in the CISA known-exploited catalog, due Feb 28, 2025. Confirm Trimble Cityworks against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High8.6
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
31.09%
Remediation
Remediation guidance
Affected products
cpe trimble/cityworks · vendor Trimble Cityworks

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe trimble/cityworksversion unspecified
  • vendor Trimble Cityworksversion unspecified

How to fix CVE-2025-0994

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-0994 is in the CISA known-exploited catalog, due Feb 28, 2025. Confirm Trimble Cityworks against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-502: Deserialization of Untrusted Data. EPSS 31.09%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 6, 2025 · Catalog

    Detected

    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.

  2. Feb 7, 2025 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Feb 28, 2025 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jun 17, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2025-0994

    Trimble Cityworks contains 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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2025-0994

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-0994

    30-day exploitation probability 31.1%

    first.org
  • NIST NVDVulnerability recordCVE-2025-0994

    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 Infor

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2025-0994

    Trimble Cityworks contains 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.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.