How severe is CVE-2023-48193?

CVE-2023-48193 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-48193 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48193?

CVE-2023-48193 affects Fit2cloud Jumpserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48193?

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

When was CVE-2023-48193 published?

CVE-2023-48193 was published on 2023-11-28 and last updated on 2026-07-05.

CVE-2023-48193

CVE-2023-48193 is a critical-severity vulnerability in Fit2cloud Jumpserver with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Fit2cloud Jumpserver
Published: 2023-11-28
Last modified: 2026-07-05

Description

Insecure Permissions vulnerability in JumpServer GPLv3 v.3.8.0 allows a remote attacker to execute arbitrary code via bypassing the command filtering function. NOTE: this is disputed because command filtering is not intended to restrict what code can be run by authorized users who are allowed to execute files.

Frequently asked questions

What is CVE-2023-48193?: Insecure Permissions vulnerability in JumpServer GPLv3 v.3.8.0 allows a remote attacker to execute arbitrary code via bypassing the command filtering function. NOTE: this is disputed because command filtering is not intended to restrict what code can be run by authorized users who are allowed to execute files.
How severe is CVE-2023-48193?: CVE-2023-48193 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-48193 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48193?: CVE-2023-48193 affects Fit2cloud Jumpserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48193?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-48193 published?: CVE-2023-48193 was published on 2023-11-28 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:fit2cloud:jumpserver:3.8.0:*:*:*:*:*:*:*

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