CVE-2026-89292
Critical
Description
In Eclipse Mnestix Browser versions 1.6.0 up until but excluding 2.3.0 it was possible for an unauthenticated attacker to exfiltrate the MNESTIX_BACKEND_API_KEY for all configured Infrastructures.
SeverityCritical
CVSS9.2
Exploit probability40. percentile0.5%
ProductEclipse Mnestix
PublishedNov 3, 2026
First seenNov 4, 2026
How to fix
Update
- Eclipse Foundation Eclipse Mnestix2.3.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Eclipse Foundation Eclipse Mnestix | 1.6.0 ≤ v < 2.3.0 | 2.3.0 |
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