CVE-2026-20122
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
24.6%
97.8th percentile
CISA KEV
Listed
Added 2026-04-20 · patch by 2026-04-23
Weakness / dates
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Published — · modified —
Timeline
- 2026-04-20 — Added to CISA KEV (actively exploited)
- 2026-04-23 — CISA patch-by deadline
Description
Cisco Catalyst SD-WAN Manager contains an incorrect use of privileged APIs vulnerability 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.