PT-2026-68245 · Cisco · Catalyst Sd-Wan

CVE-2026-20303

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Published

2026-08-05

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Updated

2026-08-14

CVSS v3.1

9.9

Critical

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Cisco Catalyst SD-WAN (affected versions not specified)
Description Improper input validation issues exist within the software. These issues are categorized under CWE-20, which refers to a failure to properly validate input before it is processed by the system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Access Control

Link Following

Cleartext Storage of Sensitive Information

RCE

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Related Identifiers

BDU:2026-11226
BDU:2026-11227
BDU:2026-11228
BDU:2026-12787
BDU:2026-12789
CVE-2026-20303

Affected Products

Catalyst Sd-Wan