by Kastro
Paper/Archive/CVE-2026-88857

CVE-2026-88857

OrdaSoft.com OrdaSoft Joomla Gallery free extension for Joomla — Joomla Extension - OrdaSoft.com - Authenticated, Privileged Remote Code Execution in OrdaSoft Joomla Gallery extension for Joomla < 6.2.7

EPSS 0.6%CVSS 9.4
critical.is priorityof 100
38
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 50.8.508 × 2010.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Joomla Extension - OrdaSoft.com - Authenticated, Privileged Remote Code Execution in OrdaSoft Joomla Gallery extension for Joomla < 6.2.7 - The extensions saveWatermark() copied an uploaded file into a web-accessible directory using the client-supplied filename exactly as sent, with no extension check, no content check, and no filename sanitisation of any kind. An authenticated core.manage user could upload a .php file disguised with an image Content-Type header and execute it directly by requesting the resulting path.

Affected

ProductAffectedFixed inSource
OrdaSoft Joomla Gallery free extension for Joomla1.0.0-6.2.6–CNA
OrdaSoft Joomla Gallery extension for Joomla1.0.0-6.2.6–CNA

Scores by source

Joomla (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refOrdaSoft.com