sproctor php-calendar index.php cross site scripting
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting, Code execution
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79 and CWE-94.
Summary
A vulnerability was identified in sproctor php-calendar up to 2.0.13. This impacts an unknown function of the file index.php. Such manipulation of the argument $_SERVER['PHP_SELF'] leads to cross site scripting. The attack may be launched remotely. The name of the patch is a2941109b42201c19733127ced763e270a357809. It is advisable to implement a patch to correct this issue.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0062 49th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| sproctor | php-calendar | 2.0.0; 2.0.1; 2.0.2; 2.0.3; 2.0.4; 2.0.5; 2.0.6; 2.0.7; 2.0.8; 2.0.9; 2.0.10; 2.0.11; 2.0.12; 2.0.13 | — | No fix listed | CNA |
- php-calendar Vendorsproctor Affected 2.0.0; 2.0.1; 2.0.2; 2.0.3; 2.0.4; 2.0.5; 2.0.6; 2.0.7; 2.0.8; 2.0.9; 2.0.10; 2.0.11; 2.0.12; 2.0.13 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php-calendar:php-calendar:*:*:*:*:*:*:*:* | before 2022-04-28 | Vulnerable | Php-calendar |
- cpe:2.3:a:php-calendar:php-calendar:*:*:*:*:*:*:*:* Versions before 2022-04-28 Vulnerable ·Php-calendar
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4455
- 2026-10-03 Alias added: GHSA-3957-4jhv-xcc7
References
More Php-calendar vulnerabilities
- TI-2004-01300 Multiple PHP remote file inclusion vulnerabilities in Sean Proctor PHP-Calendar before… CVSS 2.0HIGH 7.5
- TI-2009-03526 Multiple absolute path traversal vulnerabilities in PHP-Calendar 1.1 allow remote… CVSS 2.0HIGH 7.5
- TI-2005-01320 SQL injection vulnerability in search.php for PHP-Calendar before 0.10.3 allows remote… CVSS 2.0HIGH 7.5
- TI-2017-04274 A Cross-Site Scripting (XSS) issue was discovered in php-calendar before 2017-03-03. CVSS 3.0MEDIUM 6.1
- TI-2010-01957 Multiple cross-site scripting (XSS) vulnerabilities in index.php in PHP-Calendar before… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2022-4455 · CVE Program
- CVE-2022-4455 · NVD
- FIRST EPSS
- GHSA-3957-4jhv-xcc7 · GitHub Advisory Database · CC BY 4.0
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