CVE-2022-25581

HIGHNVD 7.87.8—

7.8

Classcms v2.5 and below contains an arbitrary file upload via the component \class\classupload. This vulnerability allows attackers to execute code injection via a crafted .txt file.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 66.0%
KEV: Not listed

Published

March 18, 2022

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/k0xx11/Vulscve/blob/master/classcms2.5-rce.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/k0xx11/Vulscve/blob/master/classcms2.5-rce.md

Weakness Classification(1)

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

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 13× 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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2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2022-25581?

CVE-2022-25581 is a high vulnerability published on March 18, 2022. Classcms v2.5 and below contains an arbitrary file upload via the component \class\classupload. This vulnerability allows attackers to execute code injection via a crafted .txt file.

When was CVE-2022-25581 disclosed?

CVE-2022-25581 was first published in the National Vulnerability Database on March 18, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-25581 actively exploited?

CVE-2022-25581 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-25581?

CVE-2022-25581 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2022-25581?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-25581, 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

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CVE-2022-25581

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-25581?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)