CVE-2026-19268 abdullah1854 MCPGateway Claude Usage Range Endpoint claude-usage.ts getUsageByDateRange command injection
Remote attackers can execute arbitrary commands via the getUsageByDateRange function in the MCPGateway library due to improper input validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19268?
CVE-2026-19268 is a medium-severity command injection vulnerability in abdullah1854 MCPGateway, published on 8 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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 this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
Which versions are affected by CVE-2026-19268?
How do I fix CVE-2026-19268?
No fix has been published for CVE-2026-19268 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-19268 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-19268 exists.
Sources
Also known as GHSA-8cv7-xjpc-f5hw.