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CVE-2026-2336

Published: Apr 16, 2026

Modified: Apr 16, 2026

PUBLISHED

Description

A privilege escalation vulnerability in Microchip IStaX allows an authenticated low-privileged user to recover a shared per-device cookie secret from their own webstax_auth session cookie and forge a new cookie with administrative privileges.This issue affects IStaX before 2026.03.

Vendor	Product	Versions
Microchip	IStaX	affected `0 - < 2026.03`

Weaknesses (CWE)

References

https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/istax-privilege-escalation-via-weak-cookie-authentication

vendor-advisory

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