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Tracker / CVE-2026-20122

CVE-2026-20122

Exploited Medium 5.4

A vulnerability in the API of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system. To exploit this vulnerability, the attacker must have valid read-only credentials with API access on the affected system. This vulnerability is due to improper file handling on the API interface of an affected system. An attacker could exploit this vulnerability by uploading a malicious file on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system and gain vmanage user privileges.

Affected products and versions

cisco catalyst_sd-wan_manager
cisco catalyst_sd-wan_manager · … → 20.9.8.2
cisco catalyst_sd-wan_manager · 20.10 → 20.12.5.3
cisco catalyst_sd-wan_manager · 20.13 → 20.15.4.2
cisco catalyst_sd-wan_manager · 20.16 → 20.18.2.1

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References