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PatchSiren cyber security CVE debrief

CVE-2026-35321 Oracle Corporation CVE debrief

A critical vulnerability was discovered in Oracle WebCenter Content, a product of Oracle Fusion Middleware. The vulnerability, tracked as CVE-2026-35321, has a CVSS 3.1 Base Score of 9.9, indicating a high impact on confidentiality, integrity, and availability. The vulnerability affects versions 12.2.1.4.0 and 14.1.2.0.0 of Oracle WebCenter Content. The vulnerability allows low-privileged attackers with network access via HTTP to compromise Oracle WebCenter Content, potentially impacting additional products.

Vendor
Oracle Corporation
Product
Oracle WebCenter Content
CVSS
CRITICAL 9.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-19
Advisory published
2026-06-17
Advisory updated
2026-06-19

Who should care

Organizations using Oracle WebCenter Content versions 12.2.1.4.0 and 14.1.2.0.0 should prioritize patching this vulnerability. The vulnerability allows low-privileged attackers with network access via HTTP to compromise Oracle WebCenter Content, potentially impacting additional products. Security teams and administrators responsible for Oracle WebCenter Content should take immediate action to mitigate the vulnerability.

Technical summary

The vulnerability is located in the Content Server component of Oracle WebCenter Content. It is easily exploitable and allows low-privileged attackers with network access via HTTP to compromise Oracle WebCenter Content. Successful attacks can result in the takeover of Oracle WebCenter Content. The CVSS Vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H. The vulnerability has a CVSS 3.1 Base Score of 9.9, indicating a high impact on confidentiality, integrity, and availability.

Defensive priority

High

Recommended defensive actions

  • Apply the patches provided by Oracle Corporation as soon as possible.
  • Restrict network access to Oracle WebCenter Content to only necessary personnel.
  • Monitor Oracle WebCenter Content for any suspicious activity.
  • Consider implementing compensating controls, such as web application firewalls, to help mitigate the vulnerability.
  • Review relevant monitoring, detection, and logs for exposed assets that need extra review.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record was published on 2026-06-17T10:40:24.303Z and last modified on 2026-06-19T06:17:03.747Z. The NVD entry is currently Analyzed. The vulnerability affects Oracle WebCenter Content versions 12.2.1.4.0 and 14.1.2.0.0. Evidence is limited to CVE and NVD information.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-35321 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-35321

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-35321 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-35321

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.