CVE-2026-31888: Shopware has user enumeration via distinct error codes on Store API login endpoint

CVE-2026-31888 · Severity: low · CVSS 3.1 · Published 2026-03-11

Shopware has user enumeration via distinct error codes on Store API login endpoint

Technologies: shopware/core (Packagist), shopware/platform (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2026-31888 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-31888 being exploited in the wild.
How severe is CVE-2026-31888?
Low severity, with a CVSS score of 3.1, published 11 March 2026.
Which products and versions are affected?
shopware/core (Packagist) ECOSYSTEM:introduced=6.7.0.0,fixed=6.7.8.1; shopware/platform (Packagist) ECOSYSTEM:introduced=6.7.0.0,fixed=6.7.8.1.
Is there a fix for CVE-2026-31888?
Yes. shopware/core (Packagist): upgrade to 6.7.8.1 or later; shopware/platform (Packagist): upgrade to 6.7.8.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-31888?
Check whether you run shopware/core (Packagist) or shopware/platform (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • shopware/core (Packagist): upgrade to 6.7.8.1 or later
    composer require shopware/core:^6.7.8.1
  • shopware/platform (Packagist): upgrade to 6.7.8.1 or later
    composer require shopware/platform:^6.7.8.1

Affected products

  • shopware/core (Packagist) ECOSYSTEM:introduced=6.7.0.0,fixed=6.7.8.1
  • shopware/platform (Packagist) ECOSYSTEM:introduced=6.7.0.0,fixed=6.7.8.1

Identifiers

  • CVE-2026-31888
  • GHSA-gqc5-xv7m-gcjq

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