CVE-2026-21626: Extension - stackideas.com - Information disclosure in post custom fields in EasyDiscuss 1.0.0-5.0.15 for Joomla

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-06 · updated 2026-06-17
Weakness: CWE-200

Description

Access control settings for forum post custom fields are not applied to the JSON output type, leading to an ACL violation vector an information disclosure

Affected products

Stackideas.com EasyDiscuss extension for Joomla: from 1.0.0 through 5.0.15

References

https://stackideas.com/easydiscuss

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