Mimecast Incydr up to 2.5.x permission assignment

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Mimecast Incydr up to 2.5.x and classified as problematic. Affected is an unknown function. The manipulation results in permission assignment. This vulnerability is reported as CVE-2026-50590. The attack requires a local approach. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mimecast Incydr up to 2.5.x. It has been classified as problematic. Affected is an unknown code. The manipulation with an unknown input leads to a permission assignment vulnerability. CWE is classifying the issue as CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Mimecast Incydr before 2.6.0, arbitrary file access can occur.

The advisory is available at mimecastsupport.zendesk.com. This vulnerability is traded as CVE-2026-50590 since 06/05/2026. The exploitability is told to be difficult. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.

Upgrading to version 2.6.0 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.5
CNA Vector (MITRE): 🔒

CVSSv2info

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

Exploitinginfo

Class: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

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: Incydr 2.6.0

Timelineinfo

06/05/2026 Advisory disclosed
06/05/2026 +0 days CVE reserved
06/05/2026 +0 days VulDB entry created
06/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: mimecastsupport.zendesk.com
Status: Confirmed

CVE: CVE-2026-50590 (🔒)
GCVE (CVE): GCVE-0-2026-50590
GCVE (VulDB): GCVE-100-368862

Entryinfo

Created: 06/05/2026 08:09
Changes: 06/05/2026 08:09 (62)
Complete: 🔍
Cache ID: 216::103

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