Vulnerability in WebCalendar 0.9.26 allows remote command execution.
Priority MEDIUM 40Published · 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
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Vulnerability in WebCalendar 0.9.26 allows remote command execution.
Why it matters now
EPSS 0.04043 90th 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 · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:webcalendar:webcalendar:0.9.8:*:*:*:*:*:*:* | 0.9.8 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.11:*:*:*:*:*:*:* | 0.9.11 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.15:*:*:*:*:*:*:* | 0.9.15 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.16:*:*:*:*:*:*:* | 0.9.16 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.19:*:*:*:*:*:*:* | 0.9.19 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.20:*:*:*:*:*:*:* | 0.9.20 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.21:*:*:*:*:*:*:* | 0.9.21 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.22:*:*:*:*:*:*:* | 0.9.22 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.23:*:*:*:*:*:*:* | 0.9.23 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.24:*:*:*:*:*:*:* | 0.9.24 | Vulnerable | Webcalendar |
- cpe:2.3:a:webcalendar:webcalendar:0.9.8:*:*:*:*:*:*:* Versions 0.9.8 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.11:*:*:*:*:*:*:* Versions 0.9.11 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.15:*:*:*:*:*:*:* Versions 0.9.15 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.16:*:*:*:*:*:*:* Versions 0.9.16 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.19:*:*:*:*:*:*:* Versions 0.9.19 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.20:*:*:*:*:*:*:* Versions 0.9.20 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.21:*:*:*:*:*:*:* Versions 0.9.21 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.22:*:*:*:*:*:*:* Versions 0.9.22 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.23:*:*:*:*:*:*:* Versions 0.9.23 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.24:*:*:*:*:*:*:* Versions 0.9.24 Vulnerable ·Webcalendar
Show 2 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:webcalendar:webcalendar:0.9.25:*:*:*:*:*:*:* | 0.9.25 | Vulnerable | Webcalendar |
| cpe:2.3:a:webcalendar:webcalendar:0.9.26:*:*:*:*:*:*:* | 0.9.26 | Vulnerable | Webcalendar |
- cpe:2.3:a:webcalendar:webcalendar:0.9.25:*:*:*:*:*:*:* Versions 0.9.25 Vulnerable ·Webcalendar
- cpe:2.3:a:webcalendar:webcalendar:0.9.26:*:*:*:*:*:*:* Versions 0.9.26 Vulnerable ·Webcalendar
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2001-0477
- 2026-10-03 Alias added: GHSA-c7h7-cjhx-gphr
References
More Webcalendar vulnerabilities
- TI-2007-01288 includes/functions.php in Craig Knudsen WebCalendar before 1.0.5 does not protect the… CVSS 2.0HIGH 7.5
- TI-2005-03742 Multiple SQL injection vulnerabilities in WebCalendar 1.0.1 allow remote attackers to… CVSS 2.0HIGH 7.5
- TI-2005-02580 PHP remote file inclusion vulnerability in WebCalendar before 1.0.1 allows remote… CVSS 2.0HIGH 7.5
- TI-2005-02197 WebCalendar before 1.0.0 does not properly restrict access to assistant_edit.php, which… CVSS 2.0HIGH 7.5
- TI-2004-01384 init.php in WebCalendar allows remote attackers to execute arbitrary local PHP scripts via the user_inc parameter. CVSS 2.0HIGH 7.5
- TI-2005-03776 SQL injection vulnerability in WebCalendar 1.0.1 allows remote attackers to execute… CVSS 2.0HIGH 7.5
Sources
- CVE-2001-0477 · CVE Program
- CVE-2001-0477 · NVD
- FIRST EPSS
- GHSA-c7h7-cjhx-gphr · GitHub Advisory Database · CC BY 4.0
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