bbs-go <= 3.3.0 including Custom Edition is vulnerable to stored XSS.
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- 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
bbs-go <= 3.3.0 including Custom Edition is vulnerable to stored XSS.
Why it matters now
EPSS 0.00547 46th 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
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bbs-go_project:bbs-go:*:*:*:*:*:*:*:* | up to 3.3.0 | Vulnerable | Bbs-go Project |
- cpe:2.3:a:bbs-go_project:bbs-go:*:*:*:*:*:*:*:* Versions up to 3.3.0 Vulnerable ·Bbs-go Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-38221
- 2026-10-03 Alias added: GHSA-34r2-r86v-qfp3
References
Sources
- CVE-2021-38221 · CVE Program
- CVE-2021-38221 · NVD
- FIRST EPSS
- GHSA-34r2-r86v-qfp3 · GitHub Advisory Database · CC BY 4.0
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