by Kastro
Paper/Archive/CVE-2026-8431

CVE-2026-8431

MongoDB, Inc. Ops Manager — Ops Manager RCE via webhook body

EPSS 0.4%CVSS 9.4
critical.is priorityof 100
34
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 31.1.311 × 206.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An administrative user with access to configure webhooks can execute arbitrary commands by configuring and then triggering webhooks containing specific FreeMarker template syntax.  This issue affects all MongoDB Ops Manager 7.0 versions and MongoDB Ops Manager versions 8.0.22 and prior.

Affected

ProductAffectedFixed inSource
Ops Manager7.0 – < 8.0.238.0.23CNA

Scores by source

mongodb (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
mongodb (CNA)7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refmongodb.com/docs/ops-manager/current/release-notes/application/#onprem-server-8.0.23