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CVE-2025-5309

Beyondtrust Privileged Remote Access remote code execution

9.8 CRITICALEPSS 0.95%
  1. Published16 Jun 2025

Description

The chat feature within Remote Support (RS) and Privileged Remote Access (PRA) is vulnerable to a Server-Side Template Injection vulnerability which can lead to remote code execution.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Beyondtrust Privileged Remote Access≥ 24.2.2 ≤ 24.2.4 · ≥ 24.3.1 < 24.3.4 · 25.1.1
Beyondtrust Remote Support≥ 24.2.2 ≤ 24.2.4 · ≥ 24.3.1 < 24.3.4 · 25.1.1

Remediation

Fixed in
Beyondtrust Privileged Remote Access≥ 24.3.4
Beyondtrust Remote Support≥ 24.3.4

References

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Frequently asked

Is CVE-2025-5309 being actively exploited?

CVE-2025-5309 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.95%.

How severe is CVE-2025-5309?

CVE-2025-5309 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.95% probability of exploitation.

Which products are affected by CVE-2025-5309?

Affected products include Beyondtrust Privileged Remote Access, Beyondtrust Remote Support.

How do I fix CVE-2025-5309?

Upgrade affected software to a fixed version, for example Beyondtrust Privileged Remote Access 24.3.4, Beyondtrust Remote Support 24.3.4 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-5309 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.