CVE-2024-24520

HIGHNVD 7.87.8—Elevated

7.8

An issue in Lepton CMS v.7.0.0 allows a local attacker to execute arbitrary code via the upgrade.php file in the languages place.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 38.8%
KEV: Not listed

Published

March 21, 2024

Last Modified

May 1, 2025

References (10)

cve@mitrehttp://lepton.com
cve@mitrehttps://github.com/capture0x/leptoncms
cve@mitrehttps://github.com/xF9979/LEPTON-CMS
cve@mitrehttps://packetstormsecurity.com/files/176647/Lepton-CMS-7.0.0-Remote-Code-Execution.html
cve@mitrehttps://www.exploit-db.com/exploits/51949
af854a3a-2127-422b-91ae-364da2661108http://lepton.com
af854a3a-2127-422b-91ae-364da2661108https://github.com/capture0x/leptoncms
af854a3a-2127-422b-91ae-364da2661108https://github.com/xF9979/LEPTON-CMS
af854a3a-2127-422b-91ae-364da2661108https://packetstormsecurity.com/files/176647/Lepton-CMS-7.0.0-Remote-Code-Execution.html
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/51949

Weakness Classification(1)

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

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 15× 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.

2026-06-08 14:16 UTCepss_batch
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Frequently asked(5)

What is CVE-2024-24520?

CVE-2024-24520 is a high vulnerability published on March 21, 2024. An issue in Lepton CMS v.7.0.0 allows a local attacker to execute arbitrary code via the upgrade.php file in the languages place.

When was CVE-2024-24520 disclosed?

CVE-2024-24520 was first published in the National Vulnerability Database on March 21, 2024, with the most recent update on May 1, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-24520 actively exploited?

CVE-2024-24520 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-24520?

CVE-2024-24520 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2024-24520?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-24520, 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-2024-24520

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Is Your Infrastructure Affected by CVE-2024-24520?

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Frequently asked(5)

What is CVE-2024-24520?

CVE-2024-24520 is a high vulnerability published on March 21, 2024. An issue in Lepton CMS v.7.0.0 allows a local attacker to execute arbitrary code via the upgrade.php file in the languages place.

When was CVE-2024-24520 disclosed?

Is CVE-2024-24520 actively exploited?

What is the CVSS score of CVE-2024-24520?

CVE-2024-24520 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2024-24520?

CVE-2024-24520

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-24520?

CVE-2024-24520

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-24520?

🔗 Related CVEs(same CWE)

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References (10)

Frequently asked(5)

Published

Last Modified

References (10)

Frequently asked(5)

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