Improper input validation in Rcourtman Pulse
CVE-2026-92860
A security flaw has been discovered in rcourtman Pulse up to 6.0.4/6.1.0-rc.4. Affected by this issue is the function fmt.Sprintf of the file /api/security/quick-setup of the component Quick Security Setup Handler. The manipulation of the argument Username results in improper input validation. The attack may be performed from remote. Upgrading the affected component is advised.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Rcourtman Pulse — versions 6.0.0, 6.0.1, 6.0.2
Weakness classification (CWE)
References
- github.com/rcourtman/Pulse/ (product)
- github.com/rcourtman/Pulse/releases/tag/v6.1.0 (patch)
- github.com/rcourtman/Pulse/security/advisories/GHSA-rr3f-jjrr-3qxv (related)
- vuldb.com/cve/CVE-2026-92860 (third-party-advisory)
- vuldb.com/submit/941807 (third-party-advisory)
- vuldb.com/vuln/406309 (technical-description, vdb-entry)
- vuldb.com/vuln/406309/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-92860?
- CVE-2026-92860 is a critical-severity vulnerability in Rcourtman Pulse, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2026-09-17.
- How severe is CVE-2026-92860?
- Critical severity. CVSS v3 base score is 9.1 out of 10.