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TI-2026-77069 Aliases CVE-2026-76587GHSA-fcwc-2m35-hm2c

Stack-based buffer overflow in IBM Planning Analytics

Priority MEDIUM 41CWE-121Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

IBM Planning Analytics 2.0 and 2.1 are affected by a stack-based buffer overflow (CWE-121) caused by improper bounds checking. A remote attacker with low privileges can overflow the buffer and execute arbitrary code on the system.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

IBM Planning Analytics 2.0 and 2.1 are vulnerable to a stack-based buffer overflow, caused by improper bounds checking. An attacker could overflow the buffer and execute arbitrary code on the system.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00663 51st 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
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
IBMPlanning Analytics2.0; 2.1—No fix listedCNA
  • Planning Analytics VendorIBM Affected 2.0; 2.1 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:ibm:planning_analytics:2.0:*:*:*:*:*:*:*2.0—IBM
  • cpe:2.3:a:ibm:planning_analytics:2.0:*:*:*:*:*:*:* Versions 2.0 — ·IBM

Remediation

The sources list no fixed version for IBM Planning Analytics.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-21 Threatist record created from CVE-2026-76587
  2. 2026-10-21 Alias added: GHSA-fcwc-2m35-hm2c
  3. 2026-10-22 Priority changed: MEDIUM → LOW
  4. 2026-10-23 CISA SSVC decision points changed
  5. 2026-10-23 Priority changed: LOW → MEDIUM
  6. 2026-10-23 CISA SSVC decision points changed
  7. 2026-10-25 EPSS moved to the 50th–90th percentile

References

Patch 1

  • TI-2026-08085 Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-23774 IBM Aspera Faspex code execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-03794 Improper authentication in IBM Data Risk Manager KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-03441 Code injection in IBM Planning Analytics KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-06198 Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT… KEVCVSS 3.1CRITICAL 9.8
See all 9711 →

Sources

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