CVE-2023-3841Network attack vector

State change via crafted user.jsp request

Published Jul 23, 2023 · Updated Aug 2, 2024

Cross-site request forgery in user.jsp in Jahastech NxFilter 4.3.2.5 allows remote attackers to trigger an unspecified state change. The public record identifies user.jsp but does not disclose the crafted request fields, validation logic, or affected state-changing operation. Exploitation requires an NxFilter user with an active session to interact with attacker-controlled content; the precise configuration or data change is undisclosed.

CVSS severity4.3
Medium
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site request forgery in user.jsp in Jahastech NxFilter 4.3.2.5 allows remote attackers to trigger an unspecified state change. The public record identifies user.jsp but does not disclose the crafted request fields, validation logic, or affected state-changing operation. Exploitation requires an NxFilter user with an active session to interact with attacker-controlled content; the precise configuration or data change is undisclosed.

The record

CVE
CVE-2023-3841
Published
Jul 23, 2023
Updated
Aug 2, 2024
Vendor
Jahastech
Product
NxFilter
Classifications
CWE-352
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 23, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=4.3.2.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Jahastech · NxFilterversion=4.3.2.5

Published CVSS scores

4.3VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
5.0VulDBAV:N/AC:L/Au:N/C:N/I:P/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo