CVE-2026-19268: A vulnerability was identified in abdullah1854 MCPGateway up to 549f494a9e363f40530149de324b8097de424230

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MEDIUM 6.3

CVE-2026-19268 is a medium-severity flaw (CVSS 6.3) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was identified in abdullah1854 MCPGateway up to 549f494a9e363f40530149de324b8097de424230. This impacts the function getUsageByDateRange of the file src/services/claude-usage.ts of the component Claude Usage Range Endpoint. The manipulation of the argument since leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used. Continious delivery with rolling releases is used by

Why this priority

CISA SSVC: public proof of concept

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2026-08-08
Last modified	2026-10-23

Publisher (CNA): VulDB

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-08-08 08:16 UTCPublished CVE record published
2026-10-23 20:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source

sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3

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: github.com/abdullah1854/MCPGateway/issues/2

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-2026-19268?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-19268 being exploited?

CVE-2026-19268 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-2026-19268 affect?

CVE-2026-19268 affects affected software. Severity is medium (CVSS 6.3). A vulnerability was identified in abdullah1854 MCPGateway up to 549f494a9e363f40530149de324b8097de424230. This impacts the function getUsageByDateRange of the file src/services/claude-usage.ts of the component Claude Usage Range Endpoint. T

How urgent is CVE-2026-19268?

Priority 45/100. CISA SSVC: public proof of concept

References

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