A File Upload vulnerability exists in bbs v5.3 via QuestionManageAction.java in a getType function.
Priority LOW 34CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.
Summary
A File Upload vulnerability exists in bbs v5.3 via QuestionManageAction.java in a getType function.
Why it matters now
EPSS 0.01242 69th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-43098
- 2026-10-03 Alias added: GHSA-qw6c-xvf7-qgc4
References
More diyhi Bbs vulnerabilities
- TI-2025-08670 diyhi bbs File Compression FilePackageManageAction.java information disclosure CVSS 4.0MEDIUM 5.3
- TI-2025-06142 diyhi bbs HTTP Header login getUrl server-side request forgery CVSS 4.0MEDIUM 5.3
- TI-2025-05854 diyhi bbs API ForumManageAction.java add path traversal CVSS 4.0MEDIUM 5.3
- TI-2021-19149 A Server-side Template Injection (SSTI) vulnerability exists in bbs 5.3 in… CVSS 3.1HIGH 7.2
- TI-2021-19155 A File Upload vulnerability exists in bbs 5.3 is via ForumManageAction.java in a GetType… CVSS 3.1HIGH 7.2
- TI-2021-19154 A File Upload vulnerability exists in bbs 5.3 is via HelpManageAction.java in a GetType… CVSS 3.1HIGH 7.2
Sources
- CVE-2021-43098 · CVE Program
- CVE-2021-43098 · NVD
- FIRST EPSS
- GHSA-qw6c-xvf7-qgc4 · GitHub Advisory Database · CC BY 4.0
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