Deserialization Object Injection in OpenText RightFax Allows Code Execution

Publication date: 2026-04-15

Last updated on: 2026-04-29

Assigner: OpenText

Description

The .NET Remoting framework used by OpenText Fax (RightFax) includes known security vulnerabilities that could be exploited if the service is exposed in environments where the remoting ports are accessible.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-04-15

Last Modified

2026-04-29

Generated

2026-07-06

AI Q&A

2026-04-15

EPSS Evaluated

2026-07-05

NVD

CVE-2025-15610

EUVD

EUVD-2025-209477

Affected Vendors & Products

Vendor	Product	Version / Range
opentext	rightfax	to 25.4 (exc)
opentext	rightfax	to 25.4 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

Executive Summary

This vulnerability is a deserialization of untrusted data issue in OpenText, Inc RightFax on Windows (both 64 bit and 32 bit). It allows an attacker to perform object injection by exploiting the way RightFax processes serialized data.

Impact Analysis

The vulnerability has a high severity score (CVSS 9.3) indicating it can have a significant impact. Since it allows object injection through deserialization of untrusted data, an attacker could potentially execute arbitrary code, cause denial of service, or manipulate application behavior without any user interaction or privileges.

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