CVE-2026-102115 Kiteworks Core Authentication Bypass in the Password Reset Workflow

Critical 9.8 Published Updated

Unauthenticated attackers can reset passwords for users with local passwords, leading to account takeover and potential privilege escalation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-102115?

CVE-2026-102115 is a critical authentication bypass vulnerability in Accellion Kiteworks, published on 30 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Kiteworks Core did not correctly validate a parameter submitted to the password reset workflow. An unauthenticated attacker who knew the email address of a user with a locally stored password could potentially reset that account's password without access to the emailed reset link and then authenticate as that user, including where the account holds administrative privileges.

Weakness: CWE-640

Which versions are affected by CVE-2026-102115?

It affects 1 product.

Products include Accellion Kiteworks.

How do I fix CVE-2026-102115?

No fix has been published for CVE-2026-102115 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-102115 being exploited?

There is no known exploitation of CVE-2026-102115 in the wild and no public exploit code.

All Accellion Kiteworks vulnerabilities

Sources

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