{"cve":"CVE-2026-43980","nvd":{"published":"2026-08-21T22:16:37.563","modified":"2026-10-12T16:10:00.220","status":"Deferred","description":"Malla is a web analyzer for Meshtastic networks based on MQTT data. Prior to commit 4086e2b5f61615a813b70b25bc76095083552135, code names (long_name, short_name) received via MQTT are stored in SQLite without sanitization and rendered into the DOM without escaping. Any participant on a public Meshtastic MQTT broker can set a malicious node name that executes JavaScript in the browser of every Malla dashboard visitor. Commit 4086e2b5f61615a813b70b25bc76095083552135 fixes the issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","score":6.3},"cwes":["CWE-79"],"references":["https://github.com/pypa/advisory-database/tree/main/vulns/malla/PYSEC-2026-2618.yaml","https://github.com/zenitraM/malla/commit/4086e2b5f61615a813b70b25bc76095083552135","https://github.com/zenitraM/malla/security/advisories/GHSA-ch57-39q2-4crm","https://github.com/zenitraM/malla/security/advisories/GHSA-ch57-39q2-4crm"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:49:38.260478770+00:00"},"epss":{"cve":"CVE-2026-43980","score":0.00325,"percentile":0.25313,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-ch57-39q2-4crm","url":"https://osv.dev/vulnerability/GHSA-ch57-39q2-4crm","summary":"malla: Stored XSS via Meshtastic node names in multiple frontend pages","modified":"2026-07-13T16:42:34.586982995Z","packages":[{"ecosystem":"PyPI","name":"malla","purl":"pkg:pypi/malla","ranges":["<=0.1.7"],"fixed":[]}]},{"id":"PYSEC-2026-2618","url":"https://osv.dev/vulnerability/PYSEC-2026-2618","summary":"malla: Stored XSS via Meshtastic node names in multiple frontend pages","modified":"2026-07-13T16:32:12.450350554Z","packages":[{"ecosystem":"PyPI","name":"malla","purl":"pkg:pypi/malla","ranges":["<=0.1.7"],"fixed":[]}]}],"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."]}