CVE-2026-87347 Oracle HTTP Server - Broken Access Control

Oracle HTTP Server 12.2.1.4.0 and 14.1.2.0.0 contain a broken access control vulnerability in the OSSL Module, letting low privileged attackers with network HTTP access modify or access critical data, exploit requires low privilege network access.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Published
20 October 2026
Updated
21 October 2026

Vendor fix

Update to the latest available version beyond 12.2.1.4.0 and 14.1.2.0.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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