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TI-2026-77307 Aliases CVE-2026-91247GHSA-r986-xvpp-wjpx

Resource exhaustion in Oracle WebCenter Portal Runtime Tools

Priority LOW 26CWE-400Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
High
Impact type
Denial of service
Confidentiality · integrity · availability
None · High · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 in the Runtime Tools component are affected. The flaw is uncontrolled resource consumption (CWE-400), which lets an unauthenticated remote attacker over HTTP create, delete or modify critical data and cause a partial denial of service. Successful attacks require a person other than the attacker to interact with the product.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Portal. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle WebCenter Portal accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebCenter Portal. CVSS 3.1 Base Score 5.9 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00261 17th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
OracleOracle WebCenter Portal12.2.1.4.0; 14.1.2.0.0—No fix listedCNA
  • Oracle WebCenter Portal VendorOracle Affected 12.2.1.4.0; 14.1.2.0.0 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:oracle:webcenter_portal:12.2.1.4.0:*:*:*:*:*:*:*12.2.1.4.0VulnerableOracle
cpe:2.3:a:oracle:webcenter_portal:14.1.2.0.0:*:*:*:*:*:*:*14.1.2.0.0VulnerableOracle
  • cpe:2.3:a:oracle:webcenter_portal:12.2.1.4.0:*:*:*:*:*:*:* Versions 12.2.1.4.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:webcenter_portal:14.1.2.0.0:*:*:*:*:*:*:* Versions 14.1.2.0.0 Vulnerable ·Oracle

Remediation

The sources list no fixed version for Oracle WebCenter Portal.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Oracle WebCenter Portal — oracle.com/security-alerts/cpuoct2026.html

    4 records Highest priority Priority LOW 4 LOW

    Other records, highest priority first

    • TI-2026-77308 Sensitive information exposure in Oracle WebCenter Portal Runtime ToolsPriority LOW 30
    • TI-2026-77305 Improper authorization in Oracle WebCenter Portal Runtime ToolsPriority LOW 29
    • TI-2026-77306 Cross-site request forgery in Oracle WebCenter PortalPriority LOW 26
    Show all 4 records → Advisory →

Timeline

  1. 2026-10-21 Threatist record created from CVE-2026-91247
  2. 2026-10-21 Alias added: GHSA-r986-xvpp-wjpx
  3. 2026-10-22 Priority changed: MEDIUM → LOW
  4. 2026-10-29 Weakness changed · CISA ADP
  5. 2026-10-29 CISA SSVC decision points changed

References

Advisory 1

  • TI-2020-02258 Deserialization of untrusted data in Oracle WebCenter Portal KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-16530 XStream is vulnerable to a Remote Command Execution attack KEVCVSS 3.1HIGH 8.5
  • TI-2021-04451 XStream is vulnerable to an Arbitrary Code Execution attack CVSS 3.1CRITICAL 9.1
  • TI-2021-04446 XStream is vulnerable to an Arbitrary Code Execution attack CVSS 3.1CRITICAL 9.8
  • TI-2021-04444 XStream is vulnerable to an Arbitrary Code Execution attack CVSS 3.1CRITICAL 9.8
  • TI-2019-07494 Code injection in xstream CVSS 3.1CRITICAL 9.8
See all 158 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences