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CRITICAL · 9.1

CVE-2025-14543

Improper Restriction of XML External Entity Reference vulnerability in Connext Professional (Core Libraries) allows Serialized Data External Linking.This issue affects Connext Professional: from 7.4.0...

Vulnerability Description

Improper Restriction of XML External Entity Reference vulnerability in Connext Professional (Core Libraries) allows Serialized Data External Linking.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.1, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 4.3x before 5.2.*.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RtiConnext Professional>= 4.3.0, <= 5.2.3

Related Weaknesses (CWE)

CWE-611

References

FAQ

What is CVE-2025-14543?

CVE-2025-14543 is a vulnerability with a CVSS score of 9.1 (CRITICAL). Improper Restriction of XML External Entity Reference vulnerability in Connext Professional (Core Libraries) allows Serialized Data External Linking.This issue affects Connext Professional: from 7.4.0...

How severe is CVE-2025-14543?

CVE-2025-14543 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-14543?

Check the references section above for vendor advisories and patch information. Affected products include: Rti Connext Professional.