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CVE-2025-0994VulnerabilityPublished Updated

CVE-2025-0994: Trimble Cityworks · Deserialization of Untrusted Data

Affects Trimble CityworksSource CVE Database V5

0

Exploited in the wild · KEV due 28 Feb 2025 · 31% EPSS : apply the vendor's fix or mitigations to Trimble Cityworks now.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 4.0 base score
8.6High
How severe the flaw is on the 0–10 CVSS scale.
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else.
EPSS
31.0% chance of exploitation in 30 days – higher than 98% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
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

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 6 Feb 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: evidence found.

    Listed in CISA KEV 1 day after disclosure

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by icscert

    , 3 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. , 1 day after disclosure

  4. KEV remediation due

    US federal deadline

    , 22 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
Trimble CityworksAffected
  • =0
Fixed in–

Description

CVE-2025-0994 is a high-severity deserialization vulnerability in Trimble Cityworks versions prior to 15.8.9 and Cityworks with office companion versions prior to 23.10. It allows an authenticated user to execute remote code on the Microsoft IIS web server hosting the application. The vulnerability arises from unsafe deserialization of untrusted data. No known exploits are reported in the wild. Patch status is not confirmed from the provided data.

Reports on CVE-2025-0994

References

Community reviews

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