CVE-2023-49943Network attack vector

Stored XSS via unencoded time-sheet task names

Published Jan 18, 2024 · Updated Jun 2, 2025

Stored XSS in Zoho ManageEngine ServiceDesk Plus MSP before 14504 allows remote authenticated users to execute JavaScript in a victim's browser. The time-sheet details page renders a task name without client-side encoding when a target user opens it from the Request/Project/Change/Task column. Low-privileged technician access and target-user interaction are required; execution is confined to the target user's browser session.

CVSS severity5.4
Medium
EPSS probability1.76%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Zoho ManageEngine ServiceDesk Plus MSP before 14504 allows remote authenticated users to execute JavaScript in a victim's browser. The time-sheet details page renders a task name without client-side encoding when a target user opens it from the Request/Project/Change/Task column. Low-privileged technician access and target-user interaction are required; execution is confined to the target user's browser session.

The record

CVE
CVE-2023-49943
Published
Jan 18, 2024
Updated
Jun 2, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 18, 2024CVE publishedPublication date reported by the CVE source.
  2. Jun 2, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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