CVE-2026-20358

CVE Enrichment

CVSS: 10.0 CRITICAL
EPSS: 0.48%
EPSS Percentile: 40.48%
CISA KEV: Not listed

Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20358 are related to external control of the file system issues that are grouped Common Weakness Enumeration (CWE) CWE-73.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 20-Aug-2026 00:18
Last Modified: 22-Aug-2026 00:16
EPSS Date: 2026-10-23
CWE: CWE-73

CVSS Vector


            CVSS:3.1                            AV:N /
                            AC:L /
                            PR:N /
                            UI:N /
                            S:C /
                            C:N /
                            I:H /
                            A:H

References

Last enrichment sync: 02-Nov-2026 12:40
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

Three of them, CVE-2026-20030, CVE-2026-20357, and CVE-2026-20358, have a maximum severity rating (CVSS score of 10/10), while the fourth, CVE-2026-20359, has a near-max severity (CVSS score of 9.9/10). Cisco Patches 15 Vulnerabilities Across Crosswork, Secure Workload and Other Products

CVE (9)

Vendors (1)

Products (12)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.