CVE-2025-35058: Newforma Info Exchange (NIX) forced NTLMv2 authentication via /UserWeb/Common/MarkupServices.ashx

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-10-09 · updated 2026-10-08
Weakness: CWE-294

Description

Newforma Info Exchange (NIX) '/UserWeb/Common/MarkupServices.ashx' allows a remote, unauthenticated attacker to cause NIX to make an SMB connection to an attacker-controlled system. The attacker can capture the NTLMv2 hash of the customer-configured NIX service account.

Affected products

Newforma Project Center: before 2023.2 — fixed in 2023.2

How to fix

Upgrade to a fixed version: Newforma Project Center 2023.2. Check the vendor advisory for mitigations.

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-282-01.json
https://www.cve.org/CVERecord?id=CVE-2025-35058

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