CVE-2026-115707: Insertion of Sensitive Information into Externally-Accessible File or Directory (CWE-538) in Elastic Cloud Ent

Routine

MEDIUM 6.4

CVE-2026-115707 is a medium-severity flaw (CVSS 6.4) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insertion of Sensitive Information into Externally-Accessible File or Directory (CWE-538) in Elastic Cloud Enterprise (ECE) can lead to privilege escalation via Retrieve Embedded Sensitive Data (CAPEC-37). After the ECE certificate rotation procedure runs, data that it retains contains platform credentials and certificate authority private keys, and lower-privileged platform components can read this data. An attacker who controls any host in the

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Adjacent network
Attack complexity	High
Privileges needed	High
User interaction	None
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-538
Published	2026-10-29
Last modified	2026-10-29

Publisher (CNA): Elastic

Last updated 2026-10-29 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-10-29 15:17 UTCPublished CVE record published
2026-10-29 15:26 UTCUpdated Record last modified

Advisories and coverage

Official advisories

Elastic Security Announcements: Elastic Cloud Enterprise (ECE) 3.8.6 and 4.2.1 Security Update (ESA-2026-212) 2026-10-29

Research and news

VulDB Recent Entries: CVE-2026-115707 | Elastic Cloud Enterprise up to 3.8.5/4.2.0 Certificate Rotation file information disclosure 2026-10-29

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-115707?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-115707 being exploited?

CVE-2026-115707 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-115707 affect?

CVE-2026-115707 affects affected software. Severity is medium (CVSS 6.4). Insertion of Sensitive Information into Externally-Accessible File or Directory (CWE-538) in Elastic Cloud Enterprise (ECE) can lead to privilege escalation via Retrieve Embedded Sensitive Data (CAPEC-37). After the ECE certificate rotation

How urgent is CVE-2026-115707?

Priority 22/100. No elevated risk signals yet.

References

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