CVE-2026-9376Public exploitNetwork attack vector

Authenticated article overwrite via unchecked ownership

Published May 24, 2026 · Updated May 24, 2026

Improper authorization in JPress 1.0.0 through 1.0.3 allows remote authenticated users to overwrite other users' articles. ArticleUCenterController.doWriteSave binds an attacker-controlled article id into JbootServiceBase.saveOrUpdate without verifying ownership before updating an existing record. Low-privileged access and a known or enumerable article id are required, and the demonstrated consequence is unauthorized modification of article content.

CVSS severity6.3
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in JPress 1.0.0 through 1.0.3 allows remote authenticated users to overwrite other users' articles. ArticleUCenterController.doWriteSave binds an attacker-controlled article id into JbootServiceBase.saveOrUpdate without verifying ownership before updating an existing record. Low-privileged access and a known or enumerable article id are required, and the demonstrated consequence is unauthorized modification of article content.

The record

CVE
CVE-2026-9376
Published
May 24, 2026
Updated
May 24, 2026
Vendor
Guizhou Xiaoma Technology Co., Ltd.
Product
JPress
Classifications
CWE-266, CWE-285, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. May 24, 2026CVE publishedPublication date reported by the CVE source.
  2. May 24, 2026Record 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=1.0.0
  2. Affected versionversion=1.0.1
  3. Affected versionversion=1.0.2
  4. Affected versionversion=1.0.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Guizhou Xiaoma Technology Co., Ltd. · JPressversion=1.0.0; version=1.0.1; version=1.0.2; version=1.0.3

Published CVSS scores

6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
2.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-266Incorrect Privilege Assignment
CWE-285Improper Authorization
T1190Exploit Public-Facing Application

Public exploit references

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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