CVE-2026-2074

MEDIUM
2026-02-07 [email protected]
6.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 17, 2026 - 19:07 vuln.today
Public exploit code
CVE Published
Feb 07, 2026 - 05:16 nvd
MEDIUM 6.3

Tags

XXE O2oa

Description

A vulnerability was identified in O2OA up to 9.0.0. This impacts an unknown function of the file /x_program_center/jaxrs/mpweixin/check of the component HTTP POST Request Handler. The manipulation leads to xml external entity reference. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

O2OA versions up to 9.0.0 contain an XML external entity (XXE) injection vulnerability in the /x_program_center/jaxrs/mpweixin/check HTTP POST handler that allows authenticated remote attackers to read sensitive files or conduct denial-of-service attacks. Public exploit code is available for this vulnerability, and no patch has been released despite vendor notification. …

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Remediation

Within 30 days: Identify affected systems running O2OA and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +32
POC: +20

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CVE-2026-2074 vulnerability details – vuln.today
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