Is Java affected by CVE-2026-2863?

Organizations using feng_ha_ha/megagao ssm-erp and production_ssm should be aware of moderate risk from CVE-2026-2863, a path traversal vulnerability rated CVSS 5.4. This could allow unauthorized file access. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2026-2863

MEDIUM

2026-02-21 [email protected]

5.4

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:04 vuln.today

CVE Published

Feb 21, 2026 - 06:17 nvd

MEDIUM 5.4

Description

A flaw has been found in feng_ha_ha/megagao ssm-erp and production_ssm up to 4288d53bd35757b27f2d070057aefb2c07bdd097. The impacted element is the function deleteFile of the file FileServiceImpl.java. This manipulation causes path traversal. The attack can be initiated remotely. The exploit has been published and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. This product is distributed under two entirely different names. The project was informed of the problem early through an issue report but has not responded yet.

Analysis

Path traversal in the FileServiceImpl.deleteFile function of feng_ha_ha/megagao ssm-erp and production_ssm allows authenticated attackers to manipulate file deletion operations remotely. Public exploit code exists for this vulnerability, and the developer has not yet addressed the reported issue. …

Remediation

Within 30 days: Identify affected systems running feng_ha_ha/megagao ssm-erp and production_ssm and apply vendor patches as part of regular patch cycle. Review file handling controls.

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +27

POC: 0

CVE-2026-2863 vulnerability details – vuln.today

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CVE-2026-2863

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CVE-2026-2863

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External POC / Exploit Code