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CVE Record

CVE-2021-32711: Leak of information via Store-API

Shopware is an open source eCommerce platform. Versions prior to 6.3.5.1 may leak of information via Store-API. The vulnerability could only be fixed by changing the API system, which involves a non-backward-compatible change. Only consumers of the Store-API should be affected by this change. We recommend to update to the current version 6.3.5.1. You can get the update to 6.3.5.1 regularly via the Auto-Updater or directly via the download overview. https://www.shopware.com/en/download/#shopware-6 The vulnerability could only be fixed by changing the API system, which involves a non-backward-compatible change. Only consumers of the Store-API should be affected by this change. Please check your plugins if you have it in use. Detailed technical information can be found in the upgrade information. https://github.com/shopware/platform/blob/v6.3.5.1/UPGRADE-6.3.md#6351 ### Workarounds For older versions of 6.1 and 6.2, corresponding security measures are also available via a plugin. For the full range of functions, we recommend updating to the latest Shopware version. https://store.shopware.com/en/detail/index/sArticle/518463/number/Swag136939272659 ### For more information https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-02-2021

CriticalCVSS 9.1Not KEV-listedUpdated
Glexia's TakeAutomated analysiscritical

Security readout for executives and security teams

Plain-English summary

Shopware 6 installations before 6.3.5.1 may expose sensitive information through the Store-API. For an online store, this can create business risk because the affected interface is network-reachable and requires no authentication according to the CVSS vector. Shopware recommends updating to 6.3.5.1.

Executive priority

Treat this as urgent for internet-facing Shopware 6 stores below 6.3.5.1. Prioritize upgrade planning and compatibility testing because the fix may affect Store-API integrations, but delaying leaves a critical unauthenticated exposure issue unresolved.

Technical view

CVE-2021-32711 is a CWE-200 information exposure issue in Shopware platform before 6.3.5.1. The published CVSS 3.1 score is 9.1 with network attack vector, low complexity, no privileges, and no user interaction. Shopware says the fix required a non-backward-compatible Store-API system change.

Likely exposure

Exposure is most likely in Shopware 6 stores running versions earlier than 6.3.5.1, especially deployments using Store-API consumers, plugins, or custom integrations. The source does not identify specific leaked fields or affected plugin names.

Exploitation context

The CVE is not listed as KEV in the provided bundle, and no cited source states active exploitation. The severity comes from unauthenticated network reachability and high confidentiality and integrity impact in the published CVSS vector.

Researcher notes

Public sources confirm the affected version range, CVSS vector, and vendor remediation direction, but do not describe the exact data exposure or provide exploitation evidence. Avoid assuming active exploitation. Focus validation on version state, Store-API usage, and whether vendor update or workaround is applied.

Mitigation direction

  • Upgrade Shopware 6 to version 6.3.5.1 or later using vendor-supported update paths.
  • Review the 6.3.5.1 upgrade notes for Store-API compatibility changes.
  • Test custom integrations and plugins that consume the Store-API.
  • For 6.1 or 6.2 systems, evaluate Shopware's vendor security plugin workaround.
  • Follow Shopware Security Update 02/2021 for current vendor guidance.

Validation and detection

  • Inventory all Shopware platform versions and flag anything below 6.3.5.1.
  • Identify active Store-API consumers, custom plugins, and third-party integrations.
  • Confirm the 6.3.5.1 update or vendor workaround is installed.
  • Regression test checkout, catalog, account, and integration flows after updating.
  • Document any integration changes required by the non-backward-compatible API fix.
Prepared
Confidence
high
Sources
5

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-200: Information exposure and cloud metadata lookup

Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2021-32711 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
Critical
CVSS
9.1 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
9.1CVSS 3.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N3.95.2Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

9.1Critical
CVSS 3.1 vector shape for CVE-2021-32711Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
shopwareplatform< 6.3.5.1Listed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-200 · source CWE mapping

Exposure of Sensitive Information to an Unauthorized Actor

Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.