CVE-2026-61498: Vitec Flamingo 4.12.2 Unauthenticated OS Command Injection via gen_graphs.php
Vitec Flamingo 4.12.2 contains an unauthenticated OS command injection vulnerability in the admin/ajax/gen_graphs.php endpoint that allows remote unauthenticated attackers to execute arbitrary commands by supplying shell metacharacters in the start, end, key, or format HTTP GET parameters. Attackers can exploit the lack of input sanitization in the graph generation script, which passes user-supplied values directly to shell commands via passthru(), to execute arbitrary OS commands with root privileges due to the web server context having passwordless sudo access.
Security readout for executives and security teams
Plain-English summary
VITEC Flamingo 4.12.2 may let anyone who can reach a vulnerable graph-generation endpoint run operating-system commands without logging in. The reported server configuration can elevate those commands to root, creating a direct path to data theft, service disruption, and complete appliance compromise.
Executive priority
Treat confirmed Flamingo 4.12.2 deployments as an immediate remediation priority, especially when reachable from the internet or broad internal networks. Isolate exposure, investigate for compromise, and obtain vendor guidance promptly. Root-level impact means successful exploitation could require appliance rebuilding and credential rotation.
Technical view
The admin/ajax/gen_graphs.php endpoint passes the start, end, key, and format GET parameters into shell commands through passthru() without adequate sanitization. This is CWE-78 with network access, low complexity, no privileges, and no user interaction. Reported passwordless sudo access increases potential impact to root-level command execution.
Likely exposure
Exposure is limited by the supplied evidence to VITEC Flamingo 4.12.2. Systems are at greatest risk when admin/ajax/gen_graphs.php is reachable from untrusted networks. The bundle provides no evidence about other versions, default internet exposure, or deployment prevalence.
Exploitation context
A public technical disclosure is referenced, increasing the likelihood of attacker awareness. The source bundle says this CVE is not in KEV and provides no evidence of active exploitation. Treat suspicious requests to the affected endpoint as potentially serious, but do not describe exploitation as confirmed.
Researcher notes
The reported trust boundary failure combines unauthenticated endpoint access, unsanitized shell construction, passthru(), and passwordless sudo. Validate exposure without sending metacharacters or executing commands. The bundle does not identify a patched version, vendor advisory, affected-version range beyond 4.12.2, or confirmed exploitation telemetry.
Mitigation direction
Identify every Flamingo appliance and confirm whether version 4.12.2 is installed.
Check current VITEC guidance for a vendor-approved update or remediation.
Restrict the affected endpoint to trusted management networks until authoritative remediation is applied.
Block unnecessary external access to Flamingo administrative interfaces.
Review and reduce passwordless sudo permissions where operationally supported by VITEC.
Validation and detection
Verify appliance versions using approved inventory or administrative interfaces.
Confirm the affected endpoint is inaccessible from untrusted networks.
Review web logs for unusual requests to admin/ajax/gen_graphs.php and its GET parameters.
Investigate unexpected privileged processes, configuration changes, accounts, or outbound connections.
After remediation, confirm controls persist and normal graph generation still functions.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
cwe · medium confidence lookup
CWE-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
2CVSS vectors
3Timeline events
1ADP providers
4Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: pocAutomatable: yesTechnical Impact: total
CVSS vector scores
2 official scores
We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-78 · source CWE mapping
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.