How severe is CVE-2025-4582?

CVE-2025-4582 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2025-4582 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-4582?

CVE-2025-4582 affects Rti Connext Professional. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-4582?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-4582 have an EU (EUVD) identifier?

Yes. CVE-2025-4582 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30906.

When was CVE-2025-4582 published?

CVE-2025-4582 was published on 2025-09-23 and last updated on 2026-06-17.

CVE-2025-4582

CVE-2025-4582 is a high-severity vulnerability in Rti Connext Professional with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-126.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v4: 4.8
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-30906
Weakness: CWE-126
Affected product: Rti Connext Professional
Published: 2025-09-23
Last modified: 2026-06-17

Description

Buffer Over-read, Off-by-one Error vulnerability in RTI Connext Professional (Core Libraries) allows File Manipulation, Overread Buffers.This issue affects Connext Professional: from 7.4.0 before 7.6.0, from 7.0.0 before 7.3.0.8, from 6.1.0 before 6.1.2.26, from 6.0.0 before 6.0.1.43, from 5.3.0 before 5.3.*, from 4.4a before 5.2.*.

Frequently asked questions

What is CVE-2025-4582?: Buffer Over-read, Off-by-one Error vulnerability in RTI Connext Professional (Core Libraries) allows File Manipulation, Overread Buffers.This issue affects Connext Professional: from 7.4.0 before 7.6.0, from 7.0.0 before 7.3.0.8, from 6.1.0 before 6.1.2.26, from 6.0.0 before 6.0.1.43, from 5.3.0 before 5.3.*, from 4.4a before 5.2.*.
How severe is CVE-2025-4582?: CVE-2025-4582 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2025-4582 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4582?: CVE-2025-4582 affects Rti Connext Professional. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-4582?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-4582 have an EU (EUVD) identifier?: Yes. CVE-2025-4582 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30906.
When was CVE-2025-4582 published?: CVE-2025-4582 was published on 2025-09-23 and last updated on 2026-06-17.

References

https://www.rti.com/vulnerabilities/#cve-2025-4582

Affected products (1)

cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*

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