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CVE-2020-26076

23
FAUCET Score

CVE-2020-26076 describes a critical vulnerability in Cisco IoT Field Network Director (FND) that allows an unauthenticated, remote attacker to access sensitive database information. This flaw stems from a lack of authentication for sensitive data, enabling an attacker to exploit it by sending crafted curl commands. With a CVSS score of 7.5 (HIGH), the vulnerability has a low attack complexity and requires no user interaction, potentially leading to a complete compromise of confidentiality. While no public exploit code (Metasploit, Nuclei, ExploitDB) or active exploitation has been observed, and community discussion is minimal, organizations using affected Cisco FND products should prioritize patching.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.6.1CPE matchmatch criteria
cpe:2.3:a:cisco:iot_field_network_director:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.32%
Probability of exploitation in next 30 days
EPSS Percentile
67.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0132 is in the 48th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-FND-SSI-V2myWX9y
Vendor Advisory