CVE-2023-32607Network attack vector

Stored script execution via tampered upload requests

Published Jun 30, 2023 · Updated Dec 5, 2024

Stored XSS in IMPLEM Inc. Pleasanter 1.3.39.2 and earlier allows remote authenticated users to execute scripts in a victim's browser. A logged-in general user can tamper with requests for pasted images or file attachments, causing Pleasanter to store attacker-controlled script content. A victim must open the affected page; the script can redirect the victim or perform Pleasanter administrative actions with the victim's session privileges.

CVSS severity5.4
Medium
EPSS probability0.53%
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 IMPLEM Inc. Pleasanter 1.3.39.2 and earlier allows remote authenticated users to execute scripts in a victim's browser. A logged-in general user can tamper with requests for pasted images or file attachments, causing Pleasanter to store attacker-controlled script content. A victim must open the affected page; the script can redirect the victim or perform Pleasanter administrative actions with the victim's session privileges.

The record

CVE
CVE-2023-32607
Published
Jun 30, 2023
Updated
Dec 5, 2024
Vendor
IMPLEM Inc.
Product
Pleasanter
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 30, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 5, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.3.39.2 and earlier versions

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IMPLEM Inc. · Pleasanterversion=1.3.39.2 and earlier versions

Published CVSS scores

5.4JPCERT/CC and IPACVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.5JPCERT/CC and IPAAV:N/AC:M/Au:S/C:N/I:P/A:N
5.4NIST NVDCVSS: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')
T1189Drive-by Compromise

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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