CVE-2022-40889

CRITICALNVD 9.89.8—Elevated

9.8

Phpok 6.1 has a deserialization vulnerability via framework/phpok_call.php.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 51.4%
KEV: Not listed

Published

October 18, 2022

Last Modified

May 13, 2025

References (4)

cve@mitrehttps://gist.github.com/T4rnRookie/e644c1dd8e025ab10fc3e3e4bfad2161
cve@mitrehttps://github.com/qinggan/phpok/issues/13
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/T4rnRookie/e644c1dd8e025ab10fc3e3e4bfad2161
af854a3a-2127-422b-91ae-364da2661108https://github.com/qinggan/phpok/issues/13

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:11 UTCepss_batch
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Frequently asked(5)

What is CVE-2022-40889?

CVE-2022-40889 is a critical vulnerability published on October 18, 2022. Phpok 6.1 has a deserialization vulnerability via framework/phpok_call.php.

When was CVE-2022-40889 disclosed?

CVE-2022-40889 was first published in the National Vulnerability Database on October 18, 2022, with the most recent update on May 13, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-40889 actively exploited?

CVE-2022-40889 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 51.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-40889?

CVE-2022-40889 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-40889?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-40889, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-40889

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Is Your Infrastructure Affected by CVE-2022-40889?

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Frequently asked(5)

What is CVE-2022-40889?

CVE-2022-40889 is a critical vulnerability published on October 18, 2022. Phpok 6.1 has a deserialization vulnerability via framework/phpok_call.php.

When was CVE-2022-40889 disclosed?

Is CVE-2022-40889 actively exploited?

What is the CVSS score of CVE-2022-40889?

CVE-2022-40889 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-40889?

CVE-2022-40889

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40889?

CVE-2022-40889

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40889?

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References (4)

Frequently asked(5)

Published

Last Modified

References (4)

Frequently asked(5)

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