CVE-2026-3879 | Zoho ManageEngine Exchange Reporter Plus up to 5801 Equipment Mailbox Details Report cross site scripting

VDB-355087 · CVE-2026-3879 · GCVE-0-2026-3879 ZOHO MANAGEENGINE EXCHANGE REPORTER PLUS UP TO 5801 EQUIPMENT MAILBOX DETAILS REPORT CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.3 $0-$5k 1.37+ Summaryinfo A vulnerability was found in Zoho ManageEngine Exchange Reporter Plus up to 5801. It has been classified as problematic. The impacted element is an unknown function of the component Equipment Mailbox Details Report. This manipulation causes cross site scripting. This vulnerability is tracked as CVE-2026-3879. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended. Detailsinfo A vulnerability classified as problematic was found in Zoho ManageEngine Exchange Reporter Plus up to 5801. Affected by this vulnerability is an unknown code block of the component Equipment Mailbox Details Report. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is: Zohocorp ManageEngine Exchange Reporter Plus versions before 5802 are vulnerable to Stored XSS in Equipment Mailbox Details report. The weakness was disclosed by C311. It is possible to read the advisory at manageengine.com. This vulnerability is known as CVE-2026-3879 since 03/10/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK. Upgrading to version 5802 eliminates this vulnerability. Productinfo Type Reporting Software Vendor Zoho ManageEngine Name Exchange Reporter Plus Version 5801 License commercial Website Vendor: https://www.manageengine.com/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.4 VulDB Meta Temp Score: 5.3 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 7.3 CNA Vector (Zohocorp): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Cross site scripting CWE: CWE-79 / CWE-94 / CWE-74 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Exchange Reporter Plus 5802 Timelineinfo 03/10/2026 CVE reserved 04/03/2026 +23 days Advisory disclosed 04/03/2026 +0 days VulDB entry created 04/03/2026 +0 days VulDB entry last update Sourcesinfo Vendor: manageengine.com Advisory: manageengine.com Researcher: C311 Status: Confirmed CVE: CVE-2026-3879 (🔒) GCVE (CVE): GCVE-0-2026-3879 GCVE (VulDB): GCVE-100-355087 Entryinfo Created: 04/03/2026 14:28 Changes: 04/03/2026 14:28 (66) Complete: 🔍 Cache ID: 99:745:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸