Cross-site scripting (XSS) vulnerability in C3 Corp.
Priority LOW 22CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in C3 Corp. WebCalenderC3 0.32 and earlier allows remote attackers to inject arbitrary web script or HTML via unknown vectors. NOTE: this issue could not be reproduced by the vendor, but a patch was provided anyway. The original researcher is reliable.
Why it matters now
EPSS 0.01065 64th 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0349
- 2026-10-03 Alias added: GHSA-pxc8-mqgf-jh84
References
More C-3.co.jp Webcalenderc3 vulnerabilities
- TI-2010-00335 Directory traversal vulnerability in C3 Corp. CVSS 2.0MEDIUM 5.0
Sources
- CVE-2010-0349 · CVE Program
- CVE-2010-0349 · NVD
- FIRST EPSS
- GHSA-pxc8-mqgf-jh84 · GitHub Advisory Database · CC BY 4.0
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