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Critical 9.5Published Aug 22, 2026

CVE-2026-77992Joomla Extension - fabrikar.com - heredoc terminator breakout in the calc element in Fabrik < 4.7.2

Updated under an hour ago ()

Does this affect you?

It affects fabrikar.com Fabrik extension for Joomla. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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
9.5 CRITICAL (v4.0, CNA)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
Weakness (CWE)
CWE-94
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Joomla
NVD analysis
Deferred
Record last updated
Aug 24, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
fabrikar.com Fabrik extension for Joomla
fabrikar.com:fabrik_extension_for_joomla (from the name)
1.0.0-4.7.1
CNA record

References

  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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