CMS Made Simple (CMSMS) through 2.2.6 contains a privilege escalation vulnerability from…
Priority LOW 39CWE-327Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-327.
Summary
CMS Made Simple (CMSMS) through 2.2.6 contains a privilege escalation vulnerability from ordinary user to admin user by arranging for the eff_uid value within $_COOKIE[$this->_loginkey] to equal 1, because an SHA-1 cryptographic protection mechanism can be bypassed.
Why it matters now
EPSS 0.0074 54th 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
Not available: CISA has not published SSVC decision points for this record.
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:cmsmadesimple:cms_made_simple:*:*:*:*:*:*:*:* | up to 2.2.6 | Vulnerable | Cmsmadesimple |
- cpe:2.3:a:cmsmadesimple:cms_made_simple:*:*:*:*:*:*:*:* Versions up to 2.2.6 Vulnerable ·Cmsmadesimple
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-10084
- 2026-10-03 Alias added: GHSA-pwch-2wcf-w874
References
More Cmsmadesimple Cms Made Simple vulnerabilities
- TI-2023-18726 CMS Made Simple v2.2.17 is vulnerable to Remote Command Execution via the File Upload Function. CVSS 3.1HIGH 8.8
- TI-2019-06534 An issue was discovered in CMS Made Simple 2.2.8. CVSS 3.0HIGH 8.1
- TI-2023-23207 An issue in CMSmadesimple v.2.2.18 allows a local attacker to execute arbitrary code via… CVSS 3.1HIGH 7.8
- TI-2024-18325 A remote code execution vulnerability has been identified in the User Defined Tags module… CVSS 3.1HIGH 7.2
- TI-2021-09905 File upload vulnerability in CMS Made Simple through 2.2.15 allows remote authenticated… CVSS 3.1HIGH 7.2
- TI-2017-06405 CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated administrators to execute… CVSS 3.1HIGH 7.2
Sources
- CVE-2018-10084 · CVE Program
- CVE-2018-10084 · NVD
- FIRST EPSS
- GHSA-pwch-2wcf-w874 · GitHub Advisory Database · CC BY 4.0
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