CVE-2026-27655

| EUVD-2026-18631 HIGH
2026-04-03 Zohocorp
7.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

3
Analysis Generated
Apr 03, 2026 - 12:45 vuln.today
EUVD ID Assigned
Apr 03, 2026 - 12:45 euvd
EUVD-2026-18631
CVE Published
Apr 03, 2026 - 12:23 nvd
HIGH 7.3

Tags

XSS Microsoft

Description

Zohocorp ManageEngine Exchange Reporter Plus versions before 5802 are vulnerable to Stored XSS in Permissions Based on Mailboxes report.

Analysis

Stored cross-site scripting in Zohocorp ManageEngine Exchange Reporter Plus (pre-5802) allows authenticated attackers to inject malicious scripts via the Permissions Based on Mailboxes report, potentially compromising administrator sessions and stealing high-privilege credentials. Attack requires low complexity and user interaction from a victim administrator. …

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Remediation

Within 24 hours: Inventory all ManageEngine Exchange Reporter Plus installations and identify those running versions below 5802. Within 7 days: Restrict report access to trusted administrators only; disable remote access where feasible; implement Content Security Policy headers if configurable. …

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Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +36
POC: 0

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CVE-2026-27655 vulnerability details – vuln.today
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