EspoCRM up to 10.0.1 Mass Update Processor mass-update attachment identifier permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.82-

Summaryinfo

A vulnerability described as problematic has been identified in EspoCRM up to 10.0.1. Affected by this vulnerability is the function mass-update of the component Mass Update Processor. The manipulation of the argument attachment identifier results in permission. This vulnerability is cataloged as CVE-2026-75505. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in EspoCRM up to 10.0.1. It has been classified as problematic. Affected is the function mass-update of the component Mass Update Processor. The manipulation of the argument attachment identifier with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality. CVE summarizes:

EspoCRM is an open source customer relationship management application. Prior to 10.0.2, an authenticated user with mass-update permission can supply a known attachment identifier to the mass-update functionality. The mass-update processor duplicates the attachment without checking whether the caller can read it, bypassing record-level and field-level restrictions and exposing the file contents through the copied attachment. Obtaining a valid attachment identifier may be difficult. This issue is fixed in version 10.0.2.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-75505 since 08/17/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 10.0.2 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: EspoCRM 10.0.2

Timelineinfo

08/17/2026 CVE reserved
10/15/2026 +59 days Advisory disclosed
10/15/2026 +0 days VulDB entry created
10/15/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-75505 (🔒)
GCVE (CVE): GCVE-0-2026-75505
GCVE (VulDB): GCVE-100-420684

Entryinfo

Created: 10/15/2026 17:36
Changes: 10/15/2026 17:36 (68)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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