GHSA-q6mq-ch85-c8mm: Npm/payload vulnerability

Published Oct 6, 2026
·
Updated

Impact The password-hashing configuration used a lower work factor than what is recommended.

Patches Payload now uses stronger password-hashing parameters and transparently upgrades older hashes following a successful login.

Users should upgrade Payload packages to >= 3.90.0 or >= 4.0.0-canary.34.

Workarounds Upgrading is recommended. Until you can upgrade, protect database copies and backups from unauthorized access and require strong, unique passwords.

Affected Software

2 affected componentsFixes available
npm/payload>=4.0.0-canary.0<4.0.0-canary.34
4.0.0-canary.34
npm/payload>=3.0.0<3.90.0
3.90.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade npm/payload to a version that resolves this vulnerability.

    Fixed in 4.0.0-canary.34
  2. Upgrade

    Upgrade npm/payload to a version that resolves this vulnerability.

    Fixed in 3.90.0
  3. Upgrade

    Upgrade Payload packages to a version that resolves this vulnerability.

    Fixed in 3.90.0
  4. Upgrade

    Upgrade Payload packages to a version that resolves this vulnerability.

    Fixed in 4.0.0-canary.34
  5. Compensating control

    Until upgrading, protect database copies and backups from unauthorized access and require strong, unique passwords.

Event History

Oct 6, 2026
Advisory Published
via GitHub·03:38 PM
Data Sourced
via GitHub·03:38 PM
DescriptionWeaknessAffected Software

Frequently Asked Questions

1

What must an attacker obtain to take advantage of the weaker password hashing?

An attacker would need unauthorized access to database copies or backups containing password hashes. The recommended interim mitigation is to protect those copies and backups and require strong, unique passwords.

2

What happens to existing password hashes after upgrading?

Payload transparently upgrades older hashes after a user successfully logs in. Upgrading to Payload >= 3.90.0 or >= 4.0.0-canary.34 enables the stronger password-hashing parameters.

Contact

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