TI-2026-21323 Aliases CVE-2026-26418 GHSA-2r69-43cg-w872

Missing authentication and authorization in the web API of Tata Consultancy Services…

LOW 39CWE-284Published 2026-03-05 · Updated 2026-03-06

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

Missing authentication and authorization in the web API of Tata Consultancy Services Cognix Recon Client v3.0 allows remote attackers to access application functionality without restriction via the network.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00478 41st 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: Yes
Technical impact: Partial

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:tcs:cognix_platform:3.0:::::::*	3.0	Vulnerable	TCS

cpe:2.3:a:tcs:cognix_platform:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·TCS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-26418
2026-10-03 Alias added: GHSA-2r69-43cg-w872
2026-10-25 EPSS moved to the below the 50th percentile
2026-10-25 Priority changed: MEDIUM → LOW

References

Advisory 2

Other 1

https://www.tcs.com/what-we-do/services/cognitive-business-operations/solution/cognix-platform-business-agility-enhanced-cx

TI-2026-21321 An authorization bypass vulnerability in Tata Consultancy Services Cognix Recon Client… CVSS 3.1HIGH 8.8
TI-2026-21322 A broken access control vulnerability in the password reset functionality of Tata… CVSS 3.1HIGH 8.1

Sources

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