CVE-2021-48008

high

Description

Chanjet CRM contains an unauthenticated SQL injection vulnerability that allows remote attackers to execute arbitrary SQL queries by manipulating the site_id GET parameter in the webservice endpoint. Attackers can exploit the lack of input sanitization or parameterization through UNION-based injection techniques to extract sensitive data from the underlying database. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18.

References

https://www.vulncheck.com/advisories/chanjet-crm-sql-injection-via-get-usedspace-php

https://www.cnvd.org.cn/flaw/show/CNVD-2021-12845

https://www.chanjet.com/

https://raw.githubusercontent.com/projectdiscovery/nuclei-templates/main/http/vulnerabilities/chanjet-tplus/chanjet-crm-sqli.yaml

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-34882

Details

Source: Mitre, NVD

Published: 2026-09-18

Updated: 2026-09-24

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High

CVSS v4

Base Score: 8.7

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

Severity: High

EPSS

EPSS: 0.00344