Vulnerability · Published Dec 13, 2022 · Assigned by VulDB

CVE-2022-4455sproctor php-calendar index.php cross site scripting

Low 3.5

In plain English

A low-severity cross-site scripting in php-calendar from sproctor. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.6%top 50.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
sproctor	php-calendar	2.0.02.0.12.0.22.0.32.0.42.0.52.0.62.0.7

Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C

References

VDB-215445 | sproctor php-calendar index.php cross site scripting vdb-entry, technical-description
VDB-215445 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
https://github.com/sproctor/php-calendar/commit/a2941109b42201c19733127ced763e270a357809 patch