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CISA flags another Cisco Catalyst SD-WAN Manager bug as exploited (CVE-2026-20133)

ID: c7e0094d-bfc5-569d-9629-db103edb6c88

STIX ID: report--c7e0094d-bfc5-569d-9629-db103edb6c88

Feed Name: Help Net Security

Threat Score
75/100

Date Published: 2026-04-21

Date Updated: 2026-04-28

Author: Zeljka Zorz

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CISA added eight vulnerabilities to its Known Exploited Vulnerabilities catalog — including three Cisco Catalyst SD-WAN Manager flaws and issues in PaperCut, JetBrains TeamCity, Kentico, Quest KACE, and Synacor Zimbra — noting active exploitation for several and ordering US federal civilian agencies to remediate them by April 20, 2026.

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