CVE-2026-52001 Information disclosure in n/a
A remote attacker can obtain sensitive information via the SSE transport eventSourceInit fetch wrapper in the mcp-remote library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-52001?
CVE-2026-52001 is a high-severity vulnerability in n/a, published on 24 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue in geelen mcp-remote 0.1.18 through 0.1.38 allows a remote attacker to obtain sensitive information via the SSE transport eventSourceInit fetch wrapper " src/lib/utils.ts
Weakness: CWE-200
Which versions are affected by CVE-2026-52001?
How do I fix CVE-2026-52001?
No fix has been published for CVE-2026-52001 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-52001 being exploited?
There is no known exploitation of CVE-2026-52001 in the wild and no public exploit code.
Sources
Also known as GHSA-4gh6-j99c-x6g2.