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CVE-2025-14543

critical

Improper Restriction of XML External Entity Reference vulnerability in RTI Connext Professional (Core Libraries) allows Serialized Data External Linking.

Vendor / product: Rti — connext professional

Improper Restriction of XML External Entity Reference vulnerability in RTI 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 5.2.0 before 5.2.*, from 4.3x before 5.1.*.

CVSS
9.1
9.1 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-04-30 16:16
Modified: 2026-10-07 09:10
NVD status: Modified
Last synced 3 days ago
Verified against the source API 2026-10-27 07:07 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

rti / connext_professional ≥4.3.0 ≤5.2.3, ≥5.3.0 ≤5.3.1.45, ≥6.0.0 ≤6.0.1.40, ≥6.1.0 ≤6.1.2.27, ≥7.0.0 <7.3.1.1, ≥7.4.0 <7.7.0

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://www.rti.com/vulnerabilities/#cve-2025-14543

References

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗

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