Is CVE-2022-36537 in the CISA KEV catalog?

Yes. CVE-2022-36537 is on the CISA Known Exploited Vulnerabilities list, added 2023-02-27, and has known ransomware campaign use.

What is the CVSS severity of CVE-2022-36537?

CVE-2022-36537 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-36537?

CVE-2022-36537 has an EPSS score of 95.34% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2022-36537

HIGHCISA KEVEPSS 100th pctl

7.5

CVSS v3

NVD

Description

ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

95.34%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

ZK Framework AuUploader Unspecified Vulnerability

ZK Framework AuUploader servlets contain an unspecified vulnerability that could allow an attacker to retrieve the content of a file located in the web context. The ZK Framework is an open-source Java framework. This vulnerability can impact multiple products, including but not limited to ConnectWise R1Soft Server Backup Manager.

Apply updates per vendor instructions.

Remediation due: 2023-03-20

Associated with ransomware campaigns

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.