MemberGlut < 1.1.5 - Unauthenticated Privilege Escalation to Administrator
Priority HIGH 82CWE-269Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-269.
Summary
The MemberGlut WordPress plugin before 1.1.5 does not validate the role chosen during front-end registration, allowing unauthenticated users to register an account with an arbitrary role, including administrator, leading to full site compromise.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.02071 81st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed MemberGlut (Unknown): 1.1.5
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| Unknown | MemberGlut | before 1.1.5 | 1.1.5 | Patch available | CNA |
- MemberGlut VendorUnknown Affected before 1.1.5 Fixed in 1.1.5 Patch available CNA
Remediation
- Fix · CNA MemberGlut (Unknown) Fixed in 1.1.5
Timeline
- 2026-10-02 Threatist record created from CVE-2026-12394
- 2026-10-03 Alias added: GHSA-2qr9-rw6c-j2jw
References
Sources
- CVE-2026-12394 · CVE Program
- CVE-2026-12394 · NVD
- FIRST EPSS
- GHSA-2qr9-rw6c-j2jw · GitHub Advisory Database · CC BY 4.0
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