wpDiscuz <= 7.6.3 - Insecure Direct Object Reference to Post Rating Increase/Decrease
Priority LOW 31CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
The wpDiscuz plugin for WordPress is vulnerable to unauthorized modification of data due to a missing authorization check on the userRate function in versions up to, and including, 7.6.3. This makes it possible for unauthenticated attackers to increase or decrease the rating of a post.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00483 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| gVectors Team | Comments – wpDiscuz | up to 7.6.3 | — | No fix listed | CNA |
- Comments – wpDiscuz VendorgVectors Team Affected up to 7.6.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:* | up to 7.6.3 | Vulnerable | gVectors Team |
- cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:* Versions up to 7.6.3 Vulnerable ·gVectors Team
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-3998
- 2026-10-03 Alias added: GHSA-fc94-mp7c-xmpq
References
More gVectors Team Wpdiscuz vulnerabilities
- TI-2020-14828 A Remote Code Execution vulnerability exists in the gVectors wpDiscuz plugin 7.0 through… CVSS 3.1CRITICAL 10.0
- TI-2026-17809 Voltronic Power SNMP Web Pro 1.1 Path Traversal via upload.cgi CVSS 4.0HIGH 8.7
- TI-2020-10702 A SQL injection issue in the gVectors wpDiscuz plugin 5.3.5 and earlier for WordPress… CVSS 3.1CRITICAL 9.8
- TI-2026-17792 wpDiscuz before 7.6.47 - Unauthenticated Email Notification Flood via wpdCheckNotificationType CVSS 4.0HIGH 8.7
- TI-2024-08805 Comments – wpDiscuz <= 7.6.24 - Authentication Bypass via WordPress.com OAuth provider CVSS 3.1CRITICAL 9.8
- TI-2026-17803 wpDiscuz before 7.6.47 - SQL Injection in getAllSubscriptions() CVSS 4.0CRITICAL 9.2
Sources
- CVE-2023-3998 · CVE Program
- CVE-2023-3998 · NVD
- FIRST EPSS
- GHSA-fc94-mp7c-xmpq · 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