Vulnerability details

CVE-2026-77027

fabrikar.com Fabrik extension for Joomla

Joomla Extension - fabrikar.com - Unauthenticated stored XSS in Fabrik < 4.7.2

CVSS 4.0

8.6High

Official description

Joomla Extension - fabrikar.com - Unauthenticated stored XSS in Fabrik < 4.7.2 - The handling of user supplied input in the jsactions feature leads to an stored XSS vector.

CVSS scores

Score	Version	Source	Vector
8.6High	4.0	CVEProject cvelistV5 (CNA) (Joomla)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N`

Affected products

Vendor	Product	Versions	Source
fabrikar.com	Fabrik extension for Joomla	1.0.0-4.7.1	CVEProject cvelistV5 (CNA)

References and advisories

https://www.fabrikar.com/ product

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Details

Published: 2026-08-22
Last updated: 2026-08-24
State: Published
Assigner (CNA): Joomla

Exploit prediction (EPSS)

0.43%

Probability of exploitation in 30 days

38%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')