Ultimate Member < 2.6.7 - Unauthenticated Privilege Escalation
Priority CRITICAL 87Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The Ultimate Member WordPress plugin before 2.6.7 does not prevent visitors from creating user accounts with arbitrary capabilities, effectively allowing attackers to create administrator accounts at will. This is actively being exploited in the wild.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.72306 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Ultimate Member (Unknown): 2.6.7
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 | Ultimate Member | before 2.6.7 | 2.6.7 | Patch available | CNA |
- Ultimate Member VendorUnknown Affected before 2.6.7 Fixed in 2.6.7 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ultimatemember:ultimate_member:*:*:*:*:*:wordpress:*:* | before 2.6.7 | Vulnerable | ultimatemember |
- cpe:2.3:a:ultimatemember:ultimate_member:*:*:*:*:*:wordpress:*:* Versions before 2.6.7 Vulnerable ·ultimatemember
Remediation
- Fix · CNA Ultimate Member (Unknown) Fixed in 2.6.7
Timeline
- 2026-10-02 Threatist record created from CVE-2023-3460
- 2026-10-03 Alias added: GHSA-77j3-wqmc-3rp8
References
More ultimatemember Ultimate Member vulnerabilities
- TI-2024-00992 SQL injection in ultimatemember Ultimate Member – User Profile, Registration, Login… CVSS 3.1CRITICAL 9.8
- TI-2024-01973 Ultimate Member <= 2.8.3 - Unauthenticated Stored Cross-Site Scripting CVSS 3.1HIGH 7.2
- TI-2020-18475 An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka… CVSS 3.1CRITICAL 10.0
- TI-2020-18477 An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka… CVSS 3.1CRITICAL 10.0
- TI-2020-18476 An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka… CVSS 3.1CRITICAL 9.9
- TI-2019-07968 A CSRF vulnerability in a logged-in user's profile edit form in the Ultimate Member… CVSS 3.0HIGH 8.8
Sources
- CVE-2023-3460 · CVE Program
- CVE-2023-3460 · NVD
- FIRST EPSS
- GHSA-77j3-wqmc-3rp8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences