How severe is CVE-2022-36451?

CVE-2022-36451 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-2022-36451 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-36451?

CVE-2022-36451 affects Mitel Micollab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-36451?

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-2022-36451 published?

CVE-2022-36451 was published on 2022-10-25 and last updated on 2026-06-17.

CVE-2022-36451

CVE-2022-36451 is a high-severity vulnerability in Mitel Micollab 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-918.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Mitel Micollab
Published: 2022-10-25
Last modified: 2026-06-17

Description

A vulnerability in the MiCollab Client server component of Mitel MiCollab through 9.5.0.101 could allow an authenticated attacker to conduct a Server-Side Request Forgery (SSRF) attack due to insufficient restriction of URL parameters. A successful exploit could allow an attacker to leverage connections and permissions available to the host server.

Frequently asked questions

What is CVE-2022-36451?: A vulnerability in the MiCollab Client server component of Mitel MiCollab through 9.5.0.101 could allow an authenticated attacker to conduct a Server-Side Request Forgery (SSRF) attack due to insufficient restriction of URL parameters. A successful exploit could allow an attacker to leverage connections and permissions available to the host server.
How severe is CVE-2022-36451?: CVE-2022-36451 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-2022-36451 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-36451?: CVE-2022-36451 affects Mitel Micollab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-36451?: 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-2022-36451 published?: CVE-2022-36451 was published on 2022-10-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mitel:micollab:*:*:*:*:*:*:*:*

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