How severe is CVE-2023-40236?

CVE-2023-40236 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-40236 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40236?

CVE-2023-40236 affects Pexip Virtual Meeting Rooms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40236?

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

When was CVE-2023-40236 published?

CVE-2023-40236 was published on 2023-12-25 and last updated on 2026-06-17.

CVE-2023-40236

CVE-2023-40236 is a medium-severity vulnerability in Pexip Virtual Meeting Rooms with a CVSS 3.x base score of 5.3. 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-798.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Pexip Virtual Meeting Rooms
Published: 2023-12-25
Last modified: 2026-06-17

Description

In Pexip VMR self-service portal before 3, the same SSH host key is used across different customers' installations, which allows authentication bypass.

Frequently asked questions

What is CVE-2023-40236?: In Pexip VMR self-service portal before 3, the same SSH host key is used across different customers' installations, which allows authentication bypass.
How severe is CVE-2023-40236?: CVE-2023-40236 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-40236 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40236?: CVE-2023-40236 affects Pexip Virtual Meeting Rooms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40236?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-40236 published?: CVE-2023-40236 was published on 2023-12-25 and last updated on 2026-06-17.

References

https://docs.pexip.com/admin/security_bulletins.htm

Affected products (1)

cpe:2.3:a:pexip:virtual_meeting_rooms:*:*:*:*:*:*:*:*

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