How severe is CVE-2022-4136?

CVE-2022-4136 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-2022-4136 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4136?

CVE-2022-4136 affects Leadshop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4136?

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-2022-4136 published?

CVE-2022-4136 was published on 2022-11-24 and last updated on 2026-06-17.

CVE-2022-4136

CVE-2022-4136 is a critical-severity vulnerability in Leadshop 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. The underlying weakness is classified as CWE-749.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-749
Affected product: Leadshop
Published: 2022-11-24
Last modified: 2026-06-17

Description

Dangerous method exposed which can lead to RCE in qmpass/leadshop v1.4.15 allows an attacker to control the target host by calling any function in leadshop.php via the GET method.

Frequently asked questions

What is CVE-2022-4136?: Dangerous method exposed which can lead to RCE in qmpass/leadshop v1.4.15 allows an attacker to control the target host by calling any function in leadshop.php via the GET method.
How severe is CVE-2022-4136?: CVE-2022-4136 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-2022-4136 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4136?: CVE-2022-4136 affects Leadshop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4136?: 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-2022-4136 published?: CVE-2022-4136 was published on 2022-11-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:leadshop:leadshop:1.4.15:*:*:*:*:*:*:*

More vulnerabilities in Leadshop

CVE-2024-0739 — High (CVSS 7.3): A vulnerability, which was classified as critical, was found in Hecheng Leadshop up to 1.4.20. Affected is an unknown…

All CVEs affecting Leadshop →

Other CWE-749 vulnerabilities

CVE-2023-40151 — Critical (CVSS 10.0): When user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK…
CVE-2026-55454 — Critical (CVSS 9.9): Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy…
CVE-2026-30957 — Critical (CVSS 9.9): OneUptime is a solution for monitoring and managing online services. Prior to 10.0.21, OneUptime Synthetic Monitors…
CVE-2026-30921 — Critical (CVSS 9.9): OneUptime is a solution for monitoring and managing online services. Prior to 10.0.20, OneUptime Synthetic Monitors…
CVE-2019-18342 — Critical (CVSS 9.9): A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The SFTP service (default…
CVE-2025-59403 — Critical (CVSS 9.8): The Flock Safety Android Collins application (aka com.flocksafety.android.collins) 6.35.31 for Android lacks…

Browse all CWE-749 vulnerabilities →