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TI-2021-16556 Aliases CVE-2021-39170GHSA-2v88-qq7x-xq5f

Improper Encoding or Escaping of Output in Asset Metadata Component

Priority LOW 37CWE-116Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.

Summary

Pimcore is an open source data & experience management platform. Prior to version 10.1.2, an authenticated user could add XSS code as a value of custom metadata on assets. There is a patch for this issue in Pimcore version 10.1.2. As a workaround, users may apply the patch manually.

Why it matters now

EPSS 0.01245 69th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed pimcore (pimcore): 10.1.2pimcore/pimcore (Packagist): 10.1.2

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
pimcorepimcorebefore 10.1.210.1.2Patch availableCNA
—pimcore/pimcore (Packagist)before 10.1.210.1.2Patch availableGHSA-2v88-qq7x-xq5f
  • pimcore Vendorpimcore Affected before 10.1.2 Fixed in 10.1.2 Patch available CNA
  • pimcore/pimcore (Packagist) Vendor— Affected before 10.1.2 Fixed in 10.1.2 Patch available GHSA-2v88-qq7x-xq5f

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:pimcore:pimcore:*:*:*:*:*:*:*:*before 10.1.2Vulnerablepimcore
  • cpe:2.3:a:pimcore:pimcore:*:*:*:*:*:*:*:* Versions before 10.1.2 Vulnerable ·pimcore

Remediation

  • Fix · CNA pimcore (pimcore) Fixed in 10.1.2
  • Fix · GHSA-2v88-qq7x-xq5f pimcore/pimcore (Packagist) Fixed in 10.1.2 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-39170
  2. 2026-10-03 Alias added: GHSA-2v88-qq7x-xq5f

References

Exploit 1

Patch 3

Advisory 1

Other 4

  • TI-2026-18925 Pimcore has a Blind SQL Injection in Admin Search Find API due to an incomplete fix for CVE-2023-30848 CVSS 3.1HIGH 8.8
  • TI-2026-18926 Pimcore ENV Variables and Cookie Informations are exposed in http_error_log CVSS 3.1HIGH 8.6
  • TI-2023-01489 SQL Injection in pimcore/pimcore CVSS 3.1HIGH 8.8
  • TI-2019-08091 An issue was discovered in Pimcore before 5.7.1. CVSS 3.0HIGH 8.8
  • TI-2023-25778 SQL Injection in Admin Grid Filter API in Pimcore CVSS 3.1HIGH 8.8
  • TI-2023-10682 An improper SameSite Attribute vulnerability in pimCore v10.5.15 allows attackers to execute arbitrary code. CVSS 3.1HIGH 8.8
See all 126 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences