SQL injection in Tcard WP WordPress plugin
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-89.
Summary
The Tcard WP WordPress plugin through 1.8.0 does not sanitise and escape a parameter before using it in a SQL statement (CWE-89). An unauthenticated attacker can send crafted requests to one of the plugin's unauthenticated AJAX actions to inject SQL commands.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
The Tcard WP WordPress plugin through 1.8.0 does not sanitise and escape a parameter before using it in a SQL statement in one of its unauthenticated AJAX actions, allowing unauthenticated users to perform SQL injection attacks.
Why it matters now
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 |
|---|---|---|---|---|---|
| Unknown | Tcard WP | up to 1.8.0 | — | No fix listed | CNA |
- Tcard WP VendorUnknown Affected up to 1.8.0 Fixed in — No fix listed CNA
Remediation
No fixed version is listed for Tcard WP.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-11 Threatist record created from CVE-2026-81420
- 2026-10-11 Alias added: GHSA-64x7-jjvh-w54w
References
Sources
- CVE-2026-81420 · CVE Program
- CVE-2026-81420 · NVD
- FIRST EPSS
- GHSA-64x7-jjvh-w54w · 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