{"cve":"CVE-2023-43800","nvd":{"published":"2023-10-18T22:15:09.173","modified":"2026-06-17T06:26:28.447","status":"Modified","description":"Arduino Create Agent is a package to help manage Arduino development. The vulnerability affects the endpoint `/v2/pkgs/tools/installed`. A user who has the ability to perform HTTP requests to the localhost interface, or is able to bypass the CORS configuration, can escalate his privileges to those of the user running the Arduino Create Agent service via a crafted HTTP POST request. This issue has been addressed in version `1.3.3`. Users are advised to upgrade. There are no known workarounds for this issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-345"],"references":["https://github.com/arduino/arduino-create-agent/releases/tag/1.3.3","https://github.com/arduino/arduino-create-agent/security/advisories/GHSA-4x5q-q7wc-q22p","https://www.nozominetworks.com/blog/security-flaws-affect-a-component-of-the-arduino-create-cloud-ide","https://github.com/arduino/arduino-create-agent/releases/tag/1.3.3","https://github.com/arduino/arduino-create-agent/security/advisories/GHSA-4x5q-q7wc-q22p"],"products":["arduino:create_agent"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-43800","score":0.00219,"percentile":0.12488,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4x5q-q7wc-q22p","url":"https://osv.dev/vulnerability/GHSA-4x5q-q7wc-q22p","summary":"Arduino Create Agent Insufficient Verification of Data Authenticity vulnerability","modified":"2026-09-10T03:49:24.642017600Z","packages":[{"ecosystem":"Go","name":"github.com/arduino/arduino-create-agent","purl":"pkg:golang/github.com/arduino/arduino-create-agent","ranges":["<1.3.3"],"fixed":["1.3.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}