deleteaccount.php in the Delete Account plugin 1.4 for MyBB allows XSS via the deletereason parameter.
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
deleteaccount.php in the Delete Account plugin 1.4 for MyBB allows XSS via the deletereason parameter.
Why it matters now
EPSS 0.00775 56th percentileScored 2026-11-08
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:delete_account_project:delete_account:1.4:*:*:*:*:mybb:*:* | 1.4 | Vulnerable | Delete Account Project |
- cpe:2.3:a:delete_account_project:delete_account:1.4:*:*:*:*:mybb:*:* Versions 1.4 Vulnerable ·Delete Account Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3350
- 2026-10-03 Alias added: GHSA-f5jj-fmp8-xqh3
References
Sources
- CVE-2021-3350 · CVE Program
- CVE-2021-3350 · NVD
- FIRST EPSS
- GHSA-f5jj-fmp8-xqh3 · 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