CVE-2017-20268

HIGH EPSS 18.7%
Published Jun 19, 20261w ago · Modified Jun 23, 20261w ago
8.8 CVSS 4.0
High
Find Similar
Published Jun 19, 2026 1w ago
Last Modified Jun 23, 2026 1w ago

Description

Joomla! Component Zap Calendar Lite 4.3.4 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the 'eid' parameter. Attackers can send GET requests to the RSVP plugin endpoint with crafted SQL payloads to extract sensitive database information including database names and table structures.

CVSS Details

Base Score
8.8
Exploitability
—
Impact
—
Vector string
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
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
18.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-89 SQL Injection Injection

References 4

  • extensions.joomla.org https://extensions.joomla.org/extensions/extension/calendars-a-events/events/zap-calendar-lite/
  • exploit-db.com https://www.exploit-db.com/exploits/42500
  • vulncheck.com https://www.vulncheck.com/advisories/joomla-component-zap-calendar-lite-sql-injection
  • zcontent.net https://zcontent.net/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.