CVE-2021-4315: psiturk

csirt@kutim:~/threat-intel/cve/CVE-2021-4315

CVSS 8.8 · High EPSS 0,91%

Kerentanan Improper Neutralization of Special Elements Used in a Template Engine pada psiturk. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability has been found in NYUCCL psiTurk up to 3.2.0 and classified as critical. This vulnerability affects unknown code of the file psiturk/experiment.py. The manipulation of the argument mode leads to improper neutralization of special elements used in a template engine. The exploit has been disclosed to the public and may be used. Upgrading to version 3.2.1 is able to address this issue. The name of the patch is 47787e15cecd66f2aa87687bf852ae0194a4335f. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-219676.

Rincian

Terbit di NVD: 28 Januari 2023
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine
CWE-94: Improper Control of Generation of Code ('Code Injection')
EPSS (30 hari): 0,91% peluang dieksploitasi; lebih tinggi dari 58,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
psiturk	psiturk	Semua versi sebelum 3.2.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/NYUCCL/psiTurk/commit/47787e15cecd66f2aa87687bf852ae0194a4335f patch
https://github.com/NYUCCL/psiTurk/pull/517 issue tracking
https://github.com/NYUCCL/psiTurk/releases/tag/v3.2.1 release notes
https://vuldb.com/?ctiid.219676 permissions required
https://vuldb.com/?id.219676 permissions required

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.