How severe is CVE-2026-2665?

CVE-2026-2665 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-2665 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2665?

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

Does CVE-2026-2665 have an EU (EUVD) identifier?

Yes. CVE-2026-2665 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7638.

When was CVE-2026-2665 published?

CVE-2026-2665 was published on 2026-02-18 and last updated on 2026-06-17.

CVE-2026-2665

CVE-2026-2665 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7638
Weakness: CWE-284
Published: 2026-02-18
Last modified: 2026-06-17

Description

A vulnerability was detected in huanzi-qch base-admin up to 57a8126bb3353a004f3c7722089e3b926ea83596. Impacted is the function Upload of the file SysFileController.java of the component JSP Parser. Performing a manipulation of the argument File results in unrestricted upload. The attack can be initiated remotely. The exploit is now public 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. The project was informed of the problem early through an issue report but has not responded yet.

Frequently asked questions

What is CVE-2026-2665?: A vulnerability was detected in huanzi-qch base-admin up to 57a8126bb3353a004f3c7722089e3b926ea83596. Impacted is the function Upload of the file SysFileController.java of the component JSP Parser. Performing a manipulation of the argument File results in unrestricted upload. The attack can be initiated remotely. The exploit is now public 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. The project was informed of the problem early through an issue report but has not responded yet.
How severe is CVE-2026-2665?: CVE-2026-2665 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-2665 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-2665?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2665 have an EU (EUVD) identifier?: Yes. CVE-2026-2665 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7638.
When was CVE-2026-2665 published?: CVE-2026-2665 was published on 2026-02-18 and last updated on 2026-06-17.

References

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