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Insecure direct object reference in EspoCRM Import lets users read attachments

Priority LOW 23CWE-639Published · 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
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

EspoCRM before 10.0.7 contains an insecure direct object reference that lets authenticated users with Import scope access read other users' attachments. An attacker supplies a foreign attachmentId to the Import endpoint, then exports the copied source rows as a CSV through the error export endpoint (CWE-639).

Written with Claude Haiku 5.5 from the sources below · 2026-10-27

Description from the CNA

EspoCRM before 10.0.7 contains an insecure direct object reference vulnerability that allows authenticated users with Import scope access to read other users' attachments by supplying a foreign attachmentId to the Import endpoint. Attackers can create an Import record referencing a known attachment ID, then call the error export endpoint to copy source rows into a downloadable CSV they own.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00204 10th percentileScored 2026-11-07
Fix Fixed espocrm (espocrm): 10.0.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
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
espocrmespocrmbefore 10.0.710.0.7Patch availableCNA
  • espocrm Vendorespocrm Affected before 10.0.7 Fixed in 10.0.7 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:espocrm:espocrm:*:*:*:*:*:*:*:*——espocrm
  • cpe:2.3:a:espocrm:espocrm:*:*:*:*:*:*:*:* Versions — — ·espocrm

Remediation

Update EspoCRM to version 10.0.7.

Written with Claude Haiku 5.5 from the sources below · 2026-10-27

  • Fix · CNA espocrm (espocrm) Fixed in 10.0.7

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    espocrm 10.0.7

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-71726 Field-level security bypass in EspoCRM via note read endpointPriority LOW 23
    • TI-2026-71725 Field-level access bypass in EspoCRM address-book searchPriority LOW 23

Timeline

  1. 2026-10-13 Threatist record created from CVE-2026-109957
  2. 2026-10-13 Alias added: GHSA-hv9x-x7p8-5xpf
  3. 2026-10-18 CISA SSVC decision points changed

References

  • TI-2020-19229 EspoCRM 5.7.0 < 5.9.0 - Two-Factor Authentication Bypass via Auth Token Reuse Between Accounts with Identical Passwords CVSS 4.0HIGH 8.6
  • TI-2026-26036 Path traversal in espocrm CVSS 3.1CRITICAL 9.1
  • TI-2025-32670 EspoCRM vulnerable to LDAP Injection through Improper Neutralization of Special Elements CVSS 3.1MEDIUM 6.5
  • TI-2026-26112 EspoCRM has Admin TemplateManager path traversal that allows arbitrary file read write and delete CVSS 3.1HIGH 7.2
  • TI-2025-23468 EspoCRM vulnerable to HTML Injection into phishing, which may lead to account takeover CVSS 4.0HIGH 7.0
  • TI-2026-26120 EspoCRM: Stored XSS via SVG attachment loading same-origin JavaScript CVSS 3.1MEDIUM 6.8
See all 64 →

Sources