The vulnerabilities tracked by CVE-2026-20353 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.
Analysis
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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Cisco | Cisco Secure Email | unknown |
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No vendor fix or workaround currently provided.
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Tracking
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Mon, 14 Sep 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20353 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664. | |
| Title | Cisco Secure Email Gateway Security Hardening Release | |
| Weaknesses | CWE-664 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
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MITRE
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2026-09-14T16:34:37.113Z
Reserved: 2025-10-08T11:59:15.414Z
Link: CVE-2026-20353
Vulnrichment
Updated: 2026-09-14T16:34:32.087Z
NVD
Status : Awaiting Analysis
Published: 2026-09-14T17:17:43.000
Modified: 2026-09-14T21:00:09.477
Link: CVE-2026-20353
Redhat
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OpenCVE Enrichment
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