A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process.
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Mon, 14 Sep 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector (ZCC) allows a heap corruption, resulting in a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process. | |
| Title | ZCC race condition in ZPA tunnel handler | |
| Weaknesses | CWE-366 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Zscaler
Published:
Updated: 2026-09-14T15:41:31.085Z
Reserved: 2026-02-05T05:00:40.582Z
Link: CVE-2026-25687
Updated: 2026-09-14T15:39:38.835Z
Status : Received
Published: 2026-09-14T15:17:05.090
Modified: 2026-09-14T16:17:08.450
Link: CVE-2026-25687
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