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CVE-2023-49296

18
FAUCET Score

CVE-2023-49296 is a Reflected Cross-Site Scripting (XSS) vulnerability affecting Arduino Create Agent versions prior to 1.3.6. This flaw allows an attacker to execute arbitrary client-side code if a user is tricked into clicking a malicious link, leveraging how the agent's web interface handles custom error messages on the /certificate.crt endpoint. The vulnerability has a CVSS score of 6.1 (Medium), indicating a network-based attack with low complexity, requiring user interaction, and leading to low impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.3.6CPE matchmatch criteria
cpe:2.3:a:arduino:create_agent:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
17.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 18th percentile among its peer group of 26,219 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / arduino/arduino-create-agent/commit/9a0e582bb8a1ff8e70d202943ddef8625ccefcc8
Patch
github.com / arduino/arduino-create-agent/security/advisories/GHSA-j5hc-wx84-844h
Vendor Advisory