Cross-site scripting vulnerability in calendar.php in ExtCalendar 1.0 and possibly other…
Priority LOW 32Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cross-site scripting vulnerability in calendar.php in ExtCalendar 1.0 and possibly other versions before 2.0 allows remote attackers to inject arbitrary web script or HTML via the (1) year, (2) month, (3) next, and (4) prev parameters.
Why it matters now
EPSS 0.06722 93rd 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:extcalendar:extcalendar:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Extcalendar |
- cpe:2.3:a:extcalendar:extcalendar:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Extcalendar
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-1336
- 2026-10-03 Alias added: GHSA-g2mf-46gg-562g
References
Advisory 1
Other 2
More Extcalendar vulnerabilities
- TI-2006-03448 PHP remote file inclusion vulnerability in extcalendar.php in Mohamed Moujami ExtCalendar… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2006-1336 · CVE Program
- CVE-2006-1336 · NVD
- FIRST EPSS
- GHSA-g2mf-46gg-562g · GitHub Advisory Database · CC BY 4.0
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