CVE-2017-20281

Joomla! Component Extra Search 2.2.8 SQL Injection

Joomla! Component Extra Search 2.2.8 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the establename parameter. Attackers can send GET requests to index.php with the option=com_extrasearch parameter and malicious SQL in the establename field to extract sensitive database information.

Affected

Joomlaboat · Extra Search

CVSS v4.0 VULNCHECK

8.8 HIGHCVSS: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 VULNCHECK

8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

EPSS

0.48% chance of exploitation in the next 30 days, 40th percentile

Published

2026-06-19

Updated

2026-10-01

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/41663

Security advisories

• https://www.vulncheck.com/advisories/joomla-component-extra-search-sql-injection
• http://www.joomlaboat.com

References

• CVE Record
• NVD entry