CVE-2022-4455

5.1 mediumEPSS 0.6%

Medium (5.1) in php-calendar php-calendar. EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

5.1 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWEs: CWE-79, CWE-94
Published: 2022-12-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

php-calendar:php-calendar

References

https://github.com/sproctor/php-calendar/commit/a2941109b42201c19733127ced763e270a357809
https://vuldb.com/?ctiid.215445
https://vuldb.com/?id.215445
https://github.com/sproctor/php-calendar/commit/a2941109b42201c19733127ced763e270a357809
https://vuldb.com/?id.215445

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