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CVE-2026-20303

CVE

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
August 6, 2026
Last Seen
August 6, 2026
API
Exploited in Wild
—
Ransomware Use
—
Public Exploits
—
Attack Vector
—

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Cisco Issues Critical Security Advisories for IOS XE and SD-WAN Vulnerabilities74.0

Cisco has released critical security advisories for multiple vulnerabilities affecting its IOS XE and Catalyst SD-WAN Software. The advisories, published on August 5, 2026, detail vulnerabilities that could allow attackers to bypass security controls, execute arbitrary commands, and gain unauthorize...

Public Exploits

Checking GitHub for proof-of-concept code…

CVE Details

Related Entities

CVE-2026-20304CVE-2026-20310CVE-2026-20312CVE-2026-20313CWE-1284 - Improper Validation of Specified Quantity in InputCWE-200 - Exposure of Sensitive InformationCWE-20 - Improper Input ValidationCWE-269 - Improper Privilege ManagementCWE-312 - Cleartext Storage of Sensitive InformationCwe-59 - Improper Link Resolution Before File AccessCatalyst Sd-wan SoftwareCisco Catalyst Sd-wan Software