CVE-2021-42078: php event calendar project php event calenda…

csirt@kutim:~/threat-intel/cve/CVE-2021-42078

CVSS 6.1 · Medium EPSS 0,89%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada php event calendar project php event calendar. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

PHP Event Calendar through 2021-11-04 allows persistent cross-site scripting (XSS), as demonstrated by the /server/ajax/events_manager.php title parameter. This can be exploited by an adversary in multiple ways, e.g., to perform actions on the page in the context of other users, or to deface the site.

Rincian

Terbit di NVD: 8 November 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,89% peluang dieksploitasi; lebih tinggi dari 58,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
php event calendar project	php event calendar	Versi 2021-11-04

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

http://seclists.org/fulldisclosure/2021/Nov/24 exploit · mailing list · advisory pihak ketiga
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-049.txt exploit · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.