CSRF Bypass Leading to Stored Cross-Site Scripting via Unrestricted SVG Upload in File Manager
Summary
| CVE | CVE-2026-64946 |
|---|---|
| State | PUBLISHED |
| Assigner | PandoraFMS |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-01 10:17:15 UTC |
| Updated | 2026-10-01 15:17:30 UTC |
| Description | A chained CSRF and unrestricted SVG file upload vulnerability in the File Manager module allows stored Cross-Site Scripting, enabling session cookie exfiltration and administrator account takeover. This issue affects Pandora FMS: from 777 onwards. |
Risk And Classification
Primary CVSS: v4.0 7.4 HIGH from [email protected]
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:M/U:Amber
EPSS: 0.001560000 probability, percentile 0.041550000 (date 2026-10-04)
Problem Types: CWE-79 | CWE-352 | CWE-79 CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') | CWE-352 CWE-352 Cross-Site request forgery (CSRF)
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 7.4 | HIGH | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 7.4 | HIGH | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/S:N/A... |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
PresentPrivileges Required
NoneUser Interaction
ActiveConfidentiality
HighIntegrity
HighAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:M/U:Amber
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Pandora FMS | Pandora FMS | affected 777 custom | all |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| pandorafms.com/en/security/common-vulnerabilities-and-exposures | [email protected] | pandorafms.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Gaurish Kauthankar (Argon21) & Mr. Omkar Naik (en)
Additional Advisory Data
Solutions
CNA: Fixed v800.5 and v805
There are currently no legacy QID mappings associated with this CVE.