CVE-2026-89292 Unauthenticated SSRF with MNESTIX_BACKEND_API_KEY disclosure in Eclipse Mnestix Browser server actions for configured Infrastructures

CriticalCVSS 9.2 EPSS 0.45%

Published: 2026-11-03 11:31
Updated: 2026-11-03 23:17
Exploit status: No public exploit known

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.

Affected products

Product	Affected versions	Fixed in
Eclipse Foundation Eclipse Mnestix	>= 1.6.0, < 2.3.0	2.3.0

References

CVSS v4.0

9.2 Critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

Attack Vector: Network
Attack Complexity: Low
Attack Requirements: None
Privileges Required: None
User Interaction: None
Vulnerable System Confidentiality: High
Vulnerable System Integrity: None
Vulnerable System Availability: None
Subsequent System Confidentiality: High
Subsequent System Integrity: None
Subsequent System Availability: None

All scores (2)

v4.0 9.2 · eclipse
v4.0 9.2 · emo@eclipse.org

Weakness & likelihood

EPSS (exploitation probability, 30 days): 0.45% (percentile 39.8)
CWE: CWE-522 Insufficiently Protected Credentials CWE-918 Server-Side request forgery (SSRF)

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.