CVE-2026-108542 021is elvix-sdk MCP Request index.ts server-side request forgery
Remote attackers can exploit a server-side request forgery vulnerability in the elvix-sdk MCP Request Handler to access internal resources.
- 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-2026-108542?
CVE-2026-108542 is a medium-severity server-side request forgery vulnerability in 021is elvix-sdk, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was found in 021is elvix-sdk up to 0.10.1. Affected by this vulnerability is an unknown functionality of the file src/mcp/index.ts of the component MCP Request Handler. The manipulation of the argument path results in server-side request forgery. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Weakness: CWE-918
Which versions are affected by CVE-2026-108542?
How do I fix CVE-2026-108542?
No fix has been published for CVE-2026-108542 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-108542 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108542 exists.
Sources
Also known as GHSA-524r-4mwx-jhpv.