Is CVE-2022-1609 in the CISA KEV catalog?

No. CVE-2022-1609 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-1609?

CVE-2022-1609 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2022-1609?

CVE-2022-1609 has an EPSS score of 64.32% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2022-1609

CRITICALEPSS 99th pctl

9.8

CVSS v3

NVD

Description

The School Management WordPress plugin before 9.9.7 contains an obfuscated backdoor injected in it's license checking code that registers a REST API handler, allowing an unauthenticated attacker to execute arbitrary PHP code on the site.

CWE-94Code Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

64.32%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

https://wpscan.com/vulnerability/e2d546c9-85b6-47a4-b951-781b9ae5d0f2/

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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 2025-06-02.