A cross-site scripting (XSS) vulnerability on the Delete Personal Data page in Cryptshare…
Priority LOW 28CWE-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
A cross-site scripting (XSS) vulnerability on the Delete Personal Data page in Cryptshare Server before 4.8.0 allows an attacker to inject arbitrary web script or HTML via the user name. The issue is fixed with the version 4.8.1
Why it matters now
EPSS 0.00653 51st percentileScored 2026-11-07
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:cryptshare:cryptshare_server:*:*:*:*:*:*:*:* | before 4.8.0 | Vulnerable | Cryptshare |
- cpe:2.3:a:cryptshare:cryptshare_server:*:*:*:*:*:*:*:* Versions before 4.8.0 Vulnerable ·Cryptshare
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3150
- 2026-10-03 Alias added: GHSA-mvc4-q3cw-57vr
- 2026-10-14 EPSS moved to the 50th–90th percentile
References
More Cryptshare Server vulnerabilities
- TI-2021-18849 An open redirect through HTML injection in confidential messages in Cryptshare before… CVSS 3.1MEDIUM 5.4
Sources
- CVE-2021-3150 · CVE Program
- CVE-2021-3150 · NVD
- FIRST EPSS
- GHSA-mvc4-q3cw-57vr · GitHub Advisory Database · CC BY 4.0
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