CVE-2026-61498: Vitec Flamingo 4.12.2 contains an unauthenticated OS command injection vulnerability in the admin/ajax/gen_gra

Q: How do I fix CVE-2026-61498?

flamingo: upgrade to newer than 4.12.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-61498 being exploited?

CVE-2026-61498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-61498 affect?

CVE-2026-61498 affects flamingo. Severity is critical (CVSS 9.8). 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 t

Q: How urgent is CVE-2026-61498?

Priority 70/100. Critical severity; EPSS top 9%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2026-61498 is a critical-severity flaw (CVSS 9.8) affecting flamingo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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(

Why this priority

Critical severity
EPSS top 9%: very likely to be exploited
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	4.0% (top 9%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-07-13
Last modified	2026-10-24

Publisher (CNA): VulnCheck · Vendor: vitec

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-13 14:16 UTCPublished CVE record published
2026-10-24 22:10 UTCUpdated Record last modified

vitec flamingo UPGRADE

Affected: <= 4.12.2

Fixed in: newer than 4.12.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flamingo || rpm -q flamingo || flamingo --version

2. UPGRADE to newer than 4.12.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flamingo

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flamingo

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · conda · FIXED · 26.9.4-2.fc46 · FEDORA-2026-09931756f1 · source

sudo dnf upgrade --advisory=FEDORA-2026-09931756f1

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: damiri.fr/en/cve/CVE-2026-61498

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-61498?

flamingo: upgrade to newer than 4.12.2. Exact commands for each OS are on this page.

Is CVE-2026-61498 being exploited?

CVE-2026-61498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-61498 affect?

CVE-2026-61498 affects flamingo. Severity is critical (CVSS 9.8). 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 t

How urgent is CVE-2026-61498?

Priority 70/100. Critical severity; EPSS top 9%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-60121 CRITICAL 9.8 UPGRADE Vitec Flamingo 4.12.2 contains an unauthenticated OS command injection vulnerability in the admin/ajax/ping.ph

References

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