How to fix CVE-2025-9735?

Within 30 days: Identify affected systems running O2OA and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is O2oa affected by CVE-2025-9735?

Organizations using O2OA should be aware of moderate risk from CVE-2025-9735, a cross-site scripting vulnerability rated CVSS 5.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available.

CVE-2025-9735

MEDIUM

2025-08-31 [email protected]

5.1

CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:09 vuln.today

PoC Detected

Sep 05, 2025 - 20:11 vuln.today

Public exploit code

CVE Published

Aug 31, 2025 - 16:15 nvd

MEDIUM 5.1

Description

A weakness has been identified in O2OA up to 10.0-410. This affects an unknown function of the file /x_query_assemble_designer/jaxrs/table of the component Personal Profile Page. This manipulation of the argument description/applicationName/queryName causes cross site scripting. The attack may be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor replied in the GitHub issue (translated from simplified Chinese): "This issue will be fixed in the new version."

Analysis

A weakness has been identified in O2OA up to 10.0-410. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A weakness has been identified in O2OA up to 10.0-410. This affects an unknown function of the file /x_query_assemble_designer/jaxrs/table of the component Personal Profile Page. This manipulation of the argument description/applicationName/queryName causes cross site scripting. The attack may be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor replied in the GitHub issue (translated from simplified Chinese): "This issue will be fixed in the new version." Affected products include: Zoneland O2Oa. Version information: up to 10.0.

Affected Products

Zoneland O2Oa.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +26

POC: +20

CVE-2025-9735 vulnerability details – vuln.today

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CVE-2025-9735

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CVE-2025-9735

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

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External POC / Exploit Code