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Vulnerability record · CVE-2026-77992 · published 22 August 2026

CVE-2026-77992: Code injection vulnerability

Joomla Extension - fabrikar.com - heredoc terminator breakout in the calc element in Fabrik < 4.7.2 - The onUpdateComment endpoint did not perform any access checks.

9.5 CVSS 4.0 Critical EPSS 0.44% · top 63.9% CWE-94 · Code injection Deferred
9.5CVSS 4.0 base score
0.44%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
26 Aug 2026Last modified by NVD

Description

Joomla Extension - fabrikar.com - heredoc terminator breakout in the calc element in Fabrik < 4.7.2 - The onUpdateComment endpoint did not perform any access checks.

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

References

LinkTags
https://www.fabrikar.com/

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Source: NIST National Vulnerability Database (record CVE-2026-77992), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.