CVE-2026-20182
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)
91.5%
99.8th percentile
CISA KEV
Listed
Added 2026-05-14 · patch by 2026-05-17
Weakness / dates
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Published — · modified —
Timeline
- 2026-05-14 — Added to CISA KEV (actively exploited)
- 2026-05-17 — CISA patch-by deadline
Description
Cisco Catalyst SD-WAN Controller & Manager contain an authentication bypass vulnerability that allows an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected system.