What’s Vulnerable › Vulnerabilities
CVE-2026-115709: Improper Link Resolution Before File Access ('Link Following') in Elastic Cloud Enterprise (ECE) Leading to Information Disclosure and Data Loss
- Severity: high (CVSS 8.2 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-29 · updated 2026-10-30
- Weakness: CWE-59
Description
Improper Link Resolution Before File Access ('Link Following') (CWE-59) in Elastic Cloud Enterprise (ECE) can lead to unauthorized disclosure and loss of data belonging to other deployments on the same host via Symlink Attack (CAPEC-132).
Affected products
- Elastic Cloud Enterprise: from 2.6.0 before 3.8.6; from 4.0.0 before 4.2.1 — fixed in 3.8.6, 4.2.1
- Elastic Cloud Enterprise: from 2.6.0 through 3.8.5; from 4.0.0 through 4.2.0
How to fix
Upgrade to a fixed version: Elastic Cloud Enterprise 3.8.6, 4.2.1. Check the vendor advisory for mitigations.
References
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