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Missing authorization in CoreShop lets backend users list restricted resources

Priority MEDIUM 57CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

CoreShop through 2026.2.2 contains a missing authorization flaw (CWE-862) in ResourceController listAction, which skips the isGrantedOr403() check. Authenticated backend users with low privileges can request the generated list routes to enumerate permission-restricted resources, including payment providers, carriers, price rules, stores, and tax rules, with their ids, names, and identifiers.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

CoreShop through 2026.2.2 contains a missing authorization vulnerability that allows low-privileged backend users to list permission-restricted resources because ResourceController listAction skips the isGrantedOr403() check. Authenticated Pimcore users lacking resource permissions can request the generated list routes to enumerate payment providers, carriers, price rules, stores, and tax rules including ids, names, and identifiers.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00251 16th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
coreshopCoreShopup to 2026.2.2—No fix listedCNA
  • CoreShop Vendorcoreshop Affected up to 2026.2.2 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for CoreShop.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

  1. 2026-10-11 Threatist record created from CVE-2026-108697
  2. 2026-10-11 Alias added: GHSA-2mh2-mmxq-355q
  3. 2026-10-13 CISA SSVC decision points changed
  4. 2026-10-13 Priority changed: LOW → MEDIUM

References

  • TI-2026-29858 CoreShop Vulnerable to Remote Code Execution (RCE) via Insecure `pull_request_target` Configuration CVSS 3.1HIGH 8.2
  • TI-2026-19301 CoreShop Vulnerable to SQL Injection via Admin customer-company-modifier CVSS 4.0MEDIUM 6.9
  • TI-2026-17852 CoreShop Vulnerable to SQL Injection via Admin Reports CVSS 3.1MEDIUM 4.9

Sources