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CVE-2025-63945

Tencent Ioa privilege escalation

7.4 HIGHPublic exploitEPSS 0.19%
  1. Published23 Feb 2026

Description

A privilege escalation (PE) vulnerability in the Tencent iOA app thru 210.9.28693.621001 on Windows devices enables a local user to execute programs with elevated privileges. However, execution requires that the local user is able to successfully exploit a race condition.

CVSS 3.1 breakdown

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

Affected products

Tencent Ioa< 210.9.28693.62001

Remediation

Fixed in
Tencent Ioa≥ 210.9.28693.62001

Frequently asked

Is CVE-2025-63945 being actively exploited?

CVE-2025-63945 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.19%.

How severe is CVE-2025-63945?

CVE-2025-63945 has a CVSS 3.1 base score of 7.4, rated high. EPSS estimates a 0.19% probability of exploitation.

Which products are affected by CVE-2025-63945?

Affected products include Tencent Ioa.

How do I fix CVE-2025-63945?

Upgrade affected software to a fixed version, for example Tencent Ioa 210.9.28693.62001 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-63945 against the real software inventory on every managed device, every day. 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.