CVE•Published 2026-08-19•Modified 2026-08-20•1 article on news•5 live references•NVD data
CVE-2026-20317
Vulnerability data via NVD (ingested)
CVSS v3.1
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20317 are related to improper authentication issues that are grouped under the Common Weakness Enumeration (CWE) CWE-287.
Timeline
Published 2026-08-19
Modified 2026-08-20
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-20317Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-20317Censys host search filtered to this CVE id.
grep.app
CVE-2026-20317Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-20317GitHub code search for direct mentions.
Google dork
"CVE-2026-20317" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.