How severe is CVE-2020-19155?

CVE-2020-19155 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-19155 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-19155?

CVE-2020-19155 affects Jflyfox Jfinal Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-19155?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-19155 published?

CVE-2020-19155 was published on 2021-09-15 and last updated on 2026-06-17.

CVE-2020-19155

CVE-2020-19155 is a high-severity vulnerability in Jflyfox Jfinal Cms with a CVSS 3.x base score of 8.8. 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-668.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Jflyfox Jfinal Cms
Published: 2021-09-15
Last modified: 2026-06-17

Description

Improper Access Control in Jfinal CMS v4.7.1 and earlier allows remote attackers to obtain sensitive information and/or execute arbitrary code via the 'FileManager.rename()' function in the component 'modules/filemanager/FileManagerController.java'.

Frequently asked questions

What is CVE-2020-19155?: Improper Access Control in Jfinal CMS v4.7.1 and earlier allows remote attackers to obtain sensitive information and/or execute arbitrary code via the 'FileManager.rename()' function in the component 'modules/filemanager/FileManagerController.java'.
How severe is CVE-2020-19155?: CVE-2020-19155 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-19155 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-19155?: CVE-2020-19155 affects Jflyfox Jfinal Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-19155?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-19155 published?: CVE-2020-19155 was published on 2021-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jflyfox:jfinal_cms:*:*:*:*:*:*:*:*

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