An issue in Lepton CMS v.7.0.0 allows a local attacker to execute arbitrary code via the…
Priority HIGH 69CWE-94Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-94.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00421 36th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:lepton-cms:leptoncms:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Lepton-cms |
- cpe:2.3:a:lepton-cms:leptoncms:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Lepton-cms
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-24520
- 2026-10-03 Alias added: GHSA-x4jx-mwq9-xjr3
References
More Lepton-cms Leptoncms vulnerabilities
- TI-2025-35398 LeptonCMS version 7.3.0 contains an arbitrary file upload vulnerability, which is caused… CVSS 3.1HIGH 8.8
- TI-2024-19482 File Upload vulnerability in lepton v.7.1.0 allows a remote authenticated attackers to… CVSS 3.1HIGH 8.8
- TI-2024-19481 File Upload vulnerability in lepton v.7.1.0 allows a remote authenticated attackers to… CVSS 3.1HIGH 8.8
- TI-2024-16106 An arbitrary file upload vulnerability in LEPTON v7.0.0 allows authenticated attackers to… CVSS 3.1HIGH 7.2
- TI-2020-15222 Cross Site Scripting (XSS) vulnerability in backend/pages/modify.php in Lepton-CMS… CVSS 3.1MEDIUM 6.1
- TI-2020-10103 Multiple cross-site scripting (XSS) vulnerabilities exist in LeptonCMS before 4.6.0. CVSS 3.1MEDIUM 6.1
Sources
- CVE-2024-24520 · CVE Program
- CVE-2024-24520 · NVD
- FIRST EPSS
- GHSA-x4jx-mwq9-xjr3 · GitHub Advisory Database · CC BY 4.0
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