{"id":"CVE-2026-39938","aliases":["GHSA-rm7p-qcqm-x5m6"],"url":"https://o3.security/vulnerability/CVE-2026-39938","summary":"Cacti: Unauthenticated RCE on Graph Image","details":"Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have unauthenticated LFI through graph_theme and rrdtool IPC serialization hardening. This issue has been resolved in version 1.2.31.","published":"2026-06-24T22:41:04.777Z","modified":"2026-08-12T03:51:43.731825857Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.00693,"percentile":0.50128,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":{"url":"https://github.com/Cacti/cacti/commit/9871f0cef9af285398d558c9b3188d5977e01a04","label":"Cacti/cacti@9871f0c"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/39xxx/CVE-2026-39938.json"},{"type":"ADVISORY","url":"https://github.com/Cacti/cacti/security/advisories/GHSA-rm7p-qcqm-x5m6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39938"},{"type":"FIX","url":"https://github.com/Cacti/cacti/commit/9871f0cef9af285398d558c9b3188d5977e01a04"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:43.731825857Z"}}