How to Fix CVE-2026-26418: n/a (Bundle Sibling)
By Sai Kiran Pandrala. Last verified: 2026-05-25.
CVE-2026-26418 is a sibling vulnerability in the same vendor advisory as CVE-2026-26416. Apply the same patched build and you close both. The technical detail below is what differs.
| Severity | 7.5 (High) |
|---|---|
| Actively exploited? | No public listing in CISA KEV |
| Affected | n/a n/a |
| Fixed in | Same patched build as CVE-2026-26416 |
| Type (CWE) | CWE-284 Improper Access Control |
What's different about CVE-2026-26418?
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.
How to fix CVE-2026-26418
Apply the patched build per the primary write-up: How to Fix CVE-2026-26416. All commands, verification steps, and rollback notes for n/a are listed there.
Frequently asked questions
Does the CVE-2026-26416 patch close CVE-2026-26418?
Yes. Both CVEs are addressed by the same vendor patch. Applying the patched build closes the full bundle.
Is CVE-2026-26418 listed in CISA KEV?
No public KEV listing at the time of this writing.
Where is the official advisory?
See https://github.com/aksalsalimi/cognix-recon-client-security-advisories
References
- Official vendor advisory: https://github.com/aksalsalimi/cognix-recon-client-security-advisories
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-26418
- CISA KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
- Primary: How to Fix CVE-2026-26416
*Written by Sai Kiran Pandrala. Part of the n/a bundle. Full procedure at how-to-fix-cve-2026-26416.*