MCCMS 2.7.0 is vulnerable to Arbitrary file deletion in the Backups.php component.
Priority MEDIUM 60CWE-552Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-552.
Summary
MCCMS 2.7.0 is vulnerable to Arbitrary file deletion in the Backups.php component. This allows an attacker to execute arbitrary commands
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00258 17th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-51818
- 2026-10-03 Alias added: GHSA-ggqw-h359-hvrr
References
More chshcms Mccms vulnerabilities
- TI-2023-11773 SQL injection vulnerability in mccms 2.6 allows remote attackers to run arbitrary SQL… CVSS 3.1CRITICAL 9.8
- TI-2023-14030 mccms v2.6.3 is vulnerable to Cross Site Request Forgery (CSRF). CVSS 3.1HIGH 8.8
- TI-2025-32090 MCCMS v2.7.0 has an SSRF vulnerability located in the index() method of the… CVSS 3.1MEDIUM 6.5
- TI-2023-11774 An issue discovered in mccms 2.6.1 allows remote attackers to cause a denial of service… CVSS 3.1MEDIUM 6.5
- TI-2025-32383 An authenticated arbitrary file download vulnerability in the component… CVSS 3.1MEDIUM 5.5
- TI-2025-04783 chshcms mccms Backups.php restore_del path traversal CVSS 4.0MEDIUM 5.3
Sources
- CVE-2025-51818 · CVE Program
- CVE-2025-51818 · NVD
- FIRST EPSS
- GHSA-ggqw-h359-hvrr · GitHub Advisory Database · CC BY 4.0
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