A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to access files and execute commands on a remote router. This vulnerability is due to insufficient input validation of user-supplied data. An attacker could exploit this vulnerability by submitting crafted input in the web-based management interface. A successful exploit could allow the attacker to create, read, or delete files and execute limited commands in user EXEC mode on a remote router.
CVE-2026-20169
Score 6.4 from GitHub Security Advisory published 2026-05-06. NVD baseline CVSS 6.4; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.4
- EG Score
- 6.4(medium)
- EPSS
- 11.3%
- KEV
- Not listed
Published
May 6, 2026
Last Modified
June 29, 2026
Advisory Details (1)
Auto-updated May 6, 2026Cisco IoT Field Network Director Vulnerabilities
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iot-fnd-dos-n8N26Q4uVendor Advisories for CVE-2026-20169(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 12× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 122 total refreshes for this CVE.
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-20 17:08 UTCEPSS rescore
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- 2026-07-07 13:46 UTCEPSS rescore
- 2026-07-06 16:27 UTCEPSS rescore
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- 2026-06-19 19:25 UTCEPSS rescore
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- 2026-06-16 17:52 UTCEPSS rescore
- 2026-06-15 17:48 UTCEPSS rescore
- 2026-06-15 05:45 UTCGHSA enrichment
- 2026-06-14 23:18 UTCEPSS rescore
- 2026-06-14 07:29 UTCGHSA enrichment
- 2026-06-13 23:00 UTCEPSS rescore
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- 2026-06-12 23:45 UTCGHSA enrichment
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-11 19:32 UTCGHSA enrichment
- 2026-06-11 14:00 UTCEPSS rescore
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- 2026-06-10 21:16 UTCGHSA enrichment
- 2026-06-10 13:22 UTCEPSS rescore
- 2026-06-09 23:00 UTCGHSA enrichment
- 2026-06-08 22:11 UTCGHSA enrichment
- 2026-06-08 14:17 UTCEPSS rescore
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- 2026-06-07 21:24 UTCGHSA enrichment
- 2026-06-07 15:25 UTCEPSS rescore
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- 2026-06-06 23:08 UTCGHSA enrichment
- 2026-06-06 13:47 UTCEPSS rescore
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- 2026-06-06 00:51 UTCGHSA enrichment
- 2026-06-05 22:47 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 02:35 UTCGHSA enrichment
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 04:19 UTCGHSA enrichment
- 2026-06-03 06:03 UTCGHSA enrichment
- 2026-06-02 20:13 UTCEPSS rescore
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- 2026-06-02 07:45 UTCGHSA enrichment
- 2026-06-01 13:51 UTCEPSS rescore
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- 2026-06-01 13:51 UTCEPSS rescore
- 2026-06-01 09:27 UTCGHSA enrichment
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- 2026-05-29 13:44 UTCEPSS rescore
- 2026-05-29 13:44 UTCEPSS rescore
Related CVEs(same CWE)
Same CWE
10 shownCWE-77
- CVE-2016-15057EG 9.9CRITICAL
- CVE-2014-5470EG 9.8EPSS 95%CRITICAL
- CVE-2013-2513EG 9.8CRITICAL
- CVE-2015-20108EG 9.8CRITICAL
- CVE-2015-10096NVD 5.0EG 9.8MEDIUM
- CVE-2017-20156NVD 5.5EG 9.8MEDIUM
- CVE-2016-20017EG 9.8 KEVEPSS 99%CRITICAL
- CVE-2016-4991EG 9.8CRITICAL
- CVE-2015-20107NVD 7.6EG 9.8EPSS 94%HIGH
- CVE-2014-4982EG 9.8EPSS 91%CRITICAL
Frequently asked(5)
What is CVE-2026-20169?
When was CVE-2026-20169 disclosed?
Is CVE-2026-20169 actively exploited?
What is the CVSS score of CVE-2026-20169?
How do I remediate CVE-2026-20169?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-20169
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