How severe is CVE-2026-2863?

CVE-2026-2863 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2026-2863 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2863?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-2863 have an EU (EUVD) identifier?

Yes. CVE-2026-2863 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7533.

When was CVE-2026-2863 published?

CVE-2026-2863 was published on 2026-02-21 and last updated on 2026-06-17.

CVE-2026-2863

CVE-2026-2863 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7533
Weakness: CWE-22
Published: 2026-02-21
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-2863?: 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.
How severe is CVE-2026-2863?: CVE-2026-2863 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2026-2863 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-2863?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2863 have an EU (EUVD) identifier?: Yes. CVE-2026-2863 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7533.
When was CVE-2026-2863 published?: CVE-2026-2863 was published on 2026-02-21 and last updated on 2026-06-17.

References

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