CVE-2026-66491: high-severity vulnerability in phoca.cz Phoca Commander extension for Joomla
Joomla Extension - phoca.cz - Arbitrary File Read in Phoca Commander 1.0.0-6.1.3
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 8.2epss 0.5%
from disclosure to weaponsame day
Published on NVDAug 7
1st PoCAug 6
Joomla Extension - phoca.cz - Arbitrary File Read in Phoca Commander 1.0.0-6.1.3 - Improper limitation of paths in the getSource function lead to an arbitrary file read vulnerability.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Affected products
phoca.cz · Phoca Commander extension for Joomlapublic PoCs found — 1
githubgithub.com/toanln-cov/CVE-2026-66491★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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In the same product, most dangerous first.
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References
https://www.phoca.cz/phocacommander