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Δ / VULNERABILITY RECORD

CVE-2026-20128.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSCISA known exploitedAdded Apr 20, 2026
RECORD STATUSAwaiting NVD dataModified Apr 20, 2026

Disclosure summary

Cisco Catalyst SD-WAN Manager contains a storing passwords in a recoverable format vulnerability that allows an authenticated, local attacker to gain DCA user privileges by accessing a credential file for the DCA user on the filesystem as a low-privileged user.

CISA remediation guidance

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

Original records & references

PUBLISHED 2026-04-20T00:00:00-04:00
MODIFIED 2026-04-20T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00