CVE-2026-35307Network attack vector

Unauthenticated takeover via undisclosed HTTP flaw

Published Jun 16, 2026 · Updated Jun 16, 2026

Improper access control in Oracle Coherence Core allows remote attackers to take over affected deployments via HTTP. Oracle has not published the faulty Core operation or request property that bypasses access control. The attack requires no credentials or user interaction and affects 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0, with impact extending beyond Coherence.

CVSS severity10.0
Critical
EPSS probability0.47%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Oracle Coherence Core allows remote attackers to take over affected deployments via HTTP. Oracle has not published the faulty Core operation or request property that bypasses access control. The attack requires no credentials or user interaction and affects 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0, with impact extending beyond Coherence.

The record

CVE
CVE-2026-35307
Published
Jun 16, 2026
Updated
Jun 16, 2026
Vendor
Oracle
Product
Oracle Coherence
Classifications
CWE-284, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 16, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 16, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=12.2.1.4.0
  2. Affected versionversion=14.1.1.0.0
  3. Affected versionversion=14.1.2.0.0
  4. Affected versionversion=15.1.1.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle · Oracle Coherenceversion=12.2.1.4.0; version=14.1.1.0.0; version=14.1.2.0.0; version=15.1.1.0.0

Published CVSS scores

10.0OracleCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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