CVE-2015-20121
RealtyScript 4.0.2 SQL Injection via u_id and agent Parameters
HIGH 8.8EPSS 0.4%
Next Click Ventures RealtyScript 4.0.2 contains SQL injection vulnerabilities that allow unauthenticated attackers to manipulate database queries by injecting arbitrary SQL code through the GET parameter 'u_id' in /admin/users.php and the POST parameter 'agent[]' in /admin/mailer.php. Attackers can exploit time-based blind SQL injection techniques to extract sensitive database information or cause denial of service through sleep-based payloads.
- Affected
- Next Click Ventures · RealtyScripts
- CVSS v4.0 VULNCHECK
- 8.8 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v3.1 NVD
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1 VULNCHECK
- 8.2 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N - EPSS
- 0.43% chance of exploitation in the next 30 days, 35th percentile
- Published
- 2026-03-15
- Updated
- 2026-03-16
Proof-of-concept exploits (1)
Security advisories
- http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5270.php
- https://www.vulncheck.com/advisories/realtyscript-sql-injection-via-u-id-and-agent-parame…